The human skeleton consists of more than two hundred bones bound together by tough and relatively inelastic connective tissues called ligaments. 查看更多

 

题目列表(包括答案和解析)

Astronauts’ meals have come a long way from the free-dried powders and semi—liquid pastes of decades ago,now US scientists want to grow vegetables in mini—greenhouses on the moon.
Scientists say they are looking forward to a time when residents of future lunar or even Martian outsteps will be able to dine on fresh vegetables.Paragon Space Development Corporation has unveiled what it called the first step toward growing flowers——and eventually food on the moon.
This is a sealed greenhouse that looks like a bell jar encased in a 46-cm triangular aluminiumframe.It is designed to safely land a laboratory plant on the lunar surface,and protect it while it grows.
The miniature greenhouse is to be launched into space by Odyssey Moon Ltd, a participant in the Google Lunar X Prize. This competition offers $21 million to any entrant who can launch, land and operate a rover on the lunar surface.
Paragon officials say future testing of the “Lunar Oasis” will be driven by Odyssey’s flight Schedule, which will not happen until 2012 at the earliest.
When it does lift off the greenhouse will contain the seeds of Brassica, a hardy plant related to Brussels sprouts and cabbage. Because Brassica goes from seed to flower in just 14 days, it can complete its life cycle in a single lunar night.
“Colonizing the Moon or Mars seems so far away,but it is important that we do this research now. ”Paragon president Jane Poynter said.
“It takes a long time to get a lot of research, and to get integrated, reliable efficient systems before colonists move in. ”she said.
【小题1】The article is written mainly to__________.

A.predict the astronauts’ meals in the future
B.introduce an experiment “Lunar Oasis’’
C.tell us the future development of astronomy
D.focus on the human’s great progress
【小题2】The article implies that__________.
A.astronauts can grow flowers in space at present
B.Paragon and NASA will carry out the test separately
C.Lunar Oasis is a series of experiments carried out in space
D.the earliest testing of the Lunar Oasis may be in 2012
【小题3】The underlined word “colonists” in the last paragraph probably has the meaning of______.
A.plantsB.wild beastsC.human beingsD.scientists
【小题4】The seeds of Brassica will be contained in the greenhouse mainly because _________.
A.their life cycle is much shorter
B.they are more nutritious than other food
C.they are related to Brussels sprouts and cabbage
D.they are very delicious

查看答案和解析>>

Astronauts’ meals have come a long way from the free-dried powders and semi—liquid pastes of decades ago,now US scientists want to grow vegetables in mini—greenhouses on the moon.

   Scientists say they are looking forward to a time when residents of future lunar or even Martian outsteps will be able to dine on fresh vegetables.Paragon Space Development Corporation has unveiled what it called the first step toward growing flowers——and eventually food on the moon.

   This is a sealed greenhouse that looks like a bell jar encased in a 46-cm triangular aluminiumframe.It is designed to safely land a laboratory plant on the lunar surface,and protect it while it grows.

   The miniature greenhouse is to be launched into space by Odyssey Moon Ltd, a participant in the Google Lunar X Prize. This competition offers $21 million to any entrant who can launch, land and operate a rover on the lunar surface.

   Paragon officials say future testing of the “Lunar Oasis” will be driven by Odyssey’s flight Schedule, which will not happen until 2012 at the earliest.

   When it does lift off the greenhouse will contain the seeds of Brassica, a hardy plant related to Brussels sprouts and cabbage. Because Brassica goes from seed to flower in just 14 days, it can complete its life cycle in a single lunar night.

   “Colonizing the Moon or Mars seems so far away,but it is important that we do this research now. ”Paragon president Jane Poynter said.

   “It takes a long time to get a lot of research, and to get integrated, reliable efficient systems before colonists move in. ”she said.

1.The article is written mainly to__________.

    A. predict the astronauts’ meals in the future

    B. introduce an experiment “Lunar Oasis’’

    C. tell us the future development of astronomy

    D. focus on the human’s great progress

2.The article implies that__________.

    A. astronauts can grow flowers in space at present

    B. Paragon and NASA will carry out the test separately

    C. Lunar Oasis is a series of experiments carried out in space

    D. the earliest testing of the Lunar Oasis may be in 2012

3.The underlined word “colonists” in the last paragraph probably has the meaning of______.

    A. plants    B. wild beasts    C. human beings      D. scientists

4.The seeds of Brassica will be contained in the greenhouse mainly because _________.

    A. their life cycle is much shorter

    B. they are more nutritious than other food

    C. they are related to Brussels sprouts and cabbage

    D. they are very delicious

 

 

查看答案和解析>>


E
Astronauts’ meals have come a long way from the free-dried powders and semi-liquid pastes of decades ago, now US scientists want to grow vegetables in mini-greenhouses on the moon.
Scientists say they are looking forward to a time when residents of future lunar or even Martian outsteps will be able to dine on fresh vegetables. Paragon Space Development Corporation has unveiled what it called the first step toward growing flowers—and eventually food-oh the moon.
This is a sealed greenhouse that looks like a bell jar encased in a 46-cm triangular aluminum frame. It is designed to safely land a laboratory plant on the lunar surface, and protect it while it grows.
The miniature greenhouse is to be launched into space by Odyssey Moon Ltd, a participant in the Google Lunar X Prize. This competition offers $20 million to any entrant who can launch, hand and operate a rover on the lunar surface.
Paragon officials say future testing of the “Lunar Oasis” will be driven by Odyssey’s flight schedule, which will not happen until 2012 at the earliest.
When it does lift off the greenhouse will contain the seeds of Brassica, a hardy plant related to Brussels sprouts and cabbage. Because Brassica goes from seed to flower in just 14 days, it can complete its life cycle in single lunar night.
“Coloizing the Moon or Mars seems so far away, but it is important that we do this research now, ” Paragon president Jane Poynter said.
“It takes a long time to get a lot of research, and to get integrated, reliable efficient systems before colonists move in,” she said.
57.The article is written mainly to________.
A.predict the astronauts’ meals in the future
B.introduce an experiment “Lunar Oasis”
C.tell us the future development of astronomy
D.focus on the human’s great progress
58.The article implies that_________.
A.astronauts can grow flowers in space at present
B.Paragon and NASA will carry out the test separately
C.Lunar Oasis is a series of experiments carried out in space
D.the earliest testing of the Lunar Oasis may be in 2012
59.The underlined word “colonists” in the last paragraph probably has the meaning of________.
A.plants       B.wild beasts       C.human beings   D.scientists
60.The sees of Brassica will be contained in the greenhouse mainly because__________
A.their life cycle is much shorter
B.they are more nutritious than other food
C.they are related to Brussels sporouts and cabbage
D.they are very delicious

查看答案和解析>>

Astronauts’ meals have come a long way from the free-dried powders and semi—liquid pastes of decades ago,now US scientists want to grow vegetables in mini—greenhouses on the moon.

   Scientists say they are looking forward to a time when residents of future lunar or even Martian outsteps will be able to dine on fresh vegetables.Paragon Space Development Corporation has unveiled what it called the first step toward growing flowers——and eventually food on the moon.

   This is a sealed greenhouse that looks like a bell jar encased in a 46-cm triangular aluminiumframe.It is designed to safely land a laboratory plant on the lunar surface,and protect it while it grows.

   The miniature greenhouse is to be launched into space by Odyssey Moon Ltd, a participant in the Google Lunar X Prize. This competition offers $21 million to any entrant who can launch, land and operate a rover on the lunar surface.

   Paragon officials say future testing of the “Lunar Oasis” will be driven by Odyssey’s flight Schedule, which will not happen until 2012 at the earliest.

   When it does lift off the greenhouse will contain the seeds of Brassica, a hardy plant related to Brussels sprouts and cabbage. Because Brassica goes from seed to flower in just 14 days, it can complete its life cycle in a single lunar night.

   “Colonizing the Moon or Mars seems so far away,but it is important that we do this research now. ”Paragon president Jane Poynter said.

   “It takes a long time to get a lot of research, and to get integrated, reliable efficient systems before colonists move in. ”she said.

The article is written mainly to__________.

    A. predict the astronauts’ meals in the future

    B. introduce an experiment “Lunar Oasis’’

    C. tell us the future development of astronomy

    D. focus on the human’s great progress

The article implies that__________.

    A. astronauts can grow flowers in space at present

    B. Paragon and NASA will carry out the test separately

    C. Lunar Oasis is a series of experiments carried out in space

    D. the earliest testing of the Lunar Oasis may be in 2012

The underlined word “colonists” in the last paragraph probably has the meaning of______.

    A. plants    B. wild beasts    C. human beings      D. scientists

The seeds of Brassica will be contained in the greenhouse mainly because _________.

    A. their life cycle is much shorter

    B. they are more nutritious than other food

    C. they are related to Brussels sprouts and cabbage

    D. they are very delicious

查看答案和解析>>

 

   Astronauts’ meals have come a long way from the free-dried powders and semi-liquid pastes of decades ago,now US scientists want to grow vegetables in mini-greenhouses on the moon.

   Scientists say they are looking forward to a time when residents of future lunar or even Martian outsteps will be able to dine on fresh vegetables.Paragon Space Development Corporation has unveiled what it called the first step toward growing flowers——and eventually food—on the moon.

   This is a sealed greenhouse that looks like a bell jar encased in a 46-cm triangular aluminium frame(三角铝框架).It is designed to safely land a laboratory plant on the lunar surface,and protect it while it grows.

   The miniature greenhouse is to be launched into space by Odyssey Moon Ltd, a participant in the Google Lunar X Prize. This competition offers $20 million to any entrant(参加者) who can launch,land and operate a rover(漫游)on the lunar surface.

   Paragon officials say future testing of the“Lunar Oasis”will be driven by Odyssey’s flight schedule,which will not happen until 2012 at the earliest.

   When it does lift off the greehouse will contain the seeds of Brassica, a hardy plant related to Brussels sprouts and cabbage.Because Brassica goes from seed to flower in just 14 days,it can complete its life cycle in a single lunar night

   “Colonizing the Moon or Mars seems so far away,but it is important that we do this research now,” Paragon president Jane Poynter said.

    “It takes a long time to get a lot of research,and to get integrated,reliable efficient systems before colonists move in.”she said.

1.The article is written mainly to _________.

    A. predict the astronauts’meals in the future

    B. introduce an experiment“Lunar Oasis’’

    C. tell us the future development of astronomy

    D. focus on the human’s great progress

2.The article implies that __________.

    A. astronauts ean grow flowers in space at present

    B. Paragon and NASA will carry out the test separately

    C. Lunar Oasis is a series of experiments carried out in space

    D. the earliest testing of the Lunar Oasis may be in 2012

3.The underlined word “colonists”in the last paragraph probably has the meaning of _______.

    A. plants    B. wild beasts    C. human beings   D. scientists

4.The seeds of Brassica will be contained in the greenhouse mainly because _______.

    A. their life cycle is much shorter

    B. they are more nutritious than other food

    C. they are related to Brussels sporouts and cabbage

    D. they are very delicious

第一节:短文改错(共10小题;每小题1分,满分10分)

If someone asks you how you can make you always 5._______

happy, you will perhaps find rather difficult to give him   6._______

a proper answer.Did you remember the old saying“No    7._______

human being can really happy who is not giving or trying    8._______

to give happiness to others”? If you will always think of  9._______

taking more from others and give them less,you won’t be   10._______

able to have happiness in your life even you are very rich. 11._______

Here’s an article for you. If each of you follow it, there 12._______

will be all end of many unhappy days of yours.So you should    13._______

learn to give up your own interests when necessarily to do so.  14._______

 

查看答案和解析>>


同步练习册答案