题目列表(包括答案和解析)
Thousands of villages in the developing world have no telephones. They have no money to build telephone systems. A new kind of technology may help change this situation. I t reduces the cost of building and using telephone systems.
Traditional systems use wires to carry electrical signals from one telephone to another. The wires often cost much more than telephones. The new system is based on radio communication. Each telephone sends and receives signals through the air, but not through the wires. This reduces the cost greatly. The radio telephone gets their power from the sun.
Each is connected to a solar equipment that changes the sun’s energy into electricity. A battery stores the electricity until someone needs to make or receive a call. The telephone turns off by itself if the level of power in the battery falls too low. This prevents damage to the system. Each radio telephone is connected to a computer microprocessor. It rewards how many calls are sent and received. It controls the power supply.
The technology needs more study, but its new use of radio equipment sun power and computers may help start telephone ringing in the other parts of the world.
68. The radio telephone gets their power from_____.
A. the sun B. electricity C. battery D. a special equipment
69. Each telephone is connected to_____.
A. a solar equipment B. a radio machine
C. a computer microprocessor D. Both A and C
70. From the passage we can infer that_____.
A. the new telephone system costs less than before
B. we can not use the radio as before
C. the new telephone system will take the place of the old one
D. it will be much easier to radio from now on
71. The main idea of the passage is_____.
A. a simple telephone system has been invented and costs less money
B. thousands of villages will use the new telephone system very soon
C. traditional telephone system will become useless
D. the new system will be too good to use
Thousands of villages in the developing world have no telephones. They have no money to build telephone systems. A new kind of technology may help change this situation. I t reduces the cost of building and using telephone systems.
Traditional systems use wires to carry electrical signals from one telephone to another. The wires often cost much more than telephones. The new system is based on radio communication. Each telephone sends and receives signals through the air, but not through the wires. This reduces the cost greatly. The radio telephone gets their power from the sun.
Each is connected to a solar equipment that changes the sun’s energy into electricity. A battery stores the electricity until someone needs to make or receive a call. The telephone turns off by itself if the level of power in the battery falls too low. This prevents damage to the system. Each radio telephone is connected to a computer microprocessor. It rewards how many calls are sent and received. It controls the power supply.
The technology needs more study, but its new use of radio equipment sun power and computers may help start telephone ringing in the other parts of the world.
68. The radio telephone gets their power from_____.
A. the sun B. electricity C. battery D. a special equipment
69. Each telephone is connected to_____.
A. a solar equipment B. a radio machine
C. a computer microprocessor D. Both A and C
70. From the passage we can infer that_____.
A. the new telephone system costs less than before
B. we can not use the radio as before
C. the new telephone system will take the place of the old one
D. it will be much easier to radio from now on
71. The main idea of the passage is_____.
A. a simple telephone system has been invented and costs less money
B. thousands of villages will use the new telephone system very soon
C. traditional telephone system will become useless
D. the new system will be too good to use
Because earthquakes happen without warning, it’s important to take measures now to prepare. Because you don’t know where you will be when an earthquake happens, prepare some supplies for your home, workplace, and car.
1. Water
A person needs at least 1/2 gallon(加仑) of water daily just for drinking. Store at least 1 gallon of water per person per day and be prepared for a 72-hour period. It is suggested that you buy bottled water. Keep bottled water in its original container and do not open it until you need to use it. Also, do check the “use by” date.
2. Food
It’s always a practical idea to keep a supply of non-perishable(不易腐烂的) food on hand. Have an enough supply of canned food, powdered milk, dried fruits, non-salted nuts and canned juices for at least 72 hours.
3. Torch(手电筒) and spare batteries (电池)
Keep a torch beside your bed, at your place of work, and in your car. Do not use matches or candles after an earthquake until you are sure that no gas leaks(泄露).Prepare a battery-powered radio and spare batteries. Most telephones will be out of order, so radios will be your best source of information.
4. Clothes
If you live in a cold place, you must think about warmth. You might not have heat after an earthquake. Think about your clothing and bedding supplies.
1.Why should people prepare themselves for an earthquake?
A. Because earthquakes can be known before they happen.
B. Because earthquakes take place without warning.
C. Because earthquakes usually take place in the neighborhood.
D. Because it’s people’s daily work to prepare the earthquakes.
2.You should prepare all of the following except ______.
A. powdered milk B. fresh vegetables C. dried fruits D. canned juices
3.According to the article we know that ______.
A. we need to prepare some supplies only at home
B. a telephone is the most important prepared thing
C. after earthquakes you’d better use torch first but not matches
D. clothes are used to protect your head
4.If you live in a cold place, you should prepare _______.
A. some warm clothes and bedding supplies B. some hot water
C. some batteries D. some torches
Because earthquakes happen without warning, it’s important to take measures now to prepare. Because you don’t know where you will be when an earthquake happens, prepare some supplies for your home, workplace, and car.
1. Water
A person needs at least 1/2 gallon(加仑) of water daily just for drinking. Store at least 1 gallon of water per person per day and be prepared for a 72-hour period. It is suggested that you buy bottled water. Keep bottled water in its original container and do not open it until you need to use it. Also, do check the “use by” date.
2. Food
It’s always a practical idea to keep a supply of non-perishable(不易腐烂的) food on hand. Have an enough supply of canned food, powdered milk, dried fruits, non-salted nuts and canned juices for at least 72 hours.
3. Torch(手电筒) and spare batteries (电池)
Keep a torch beside your bed, at your place of work, and in your car. Do not use matches or candles after an earthquake until you are sure that no gas leaks(泄露).Prepare a battery-powered radio and spare batteries. Most telephones will be out of order, so radios will be your best source of information.
4. Clothes
If you live in a cold place, you must think about warmth. You might not have heat after an earthquake. Think about your clothing and bedding supplies.
【小题1】Why should people prepare themselves for an earthquake?
A.Because earthquakes can be known before they happen. |
B.Because earthquakes take place without warning. |
C.Because earthquakes usually take place in the neighborhood. |
D.Because it’s people’s daily work to prepare the earthquakes. |
A.powdered milk | B.fresh vegetables | C.dried fruits | D.canned juices |
A.we need to prepare some supplies only at home |
B.a telephone is the most important prepared thing |
C.after earthquakes you’d better use torch first but not matches |
D.clothes are used to protect your head |
A.some warm clothes and bedding supplies | B.some hot water |
C.some batteries | D.some torches |
Sometimes giving someone a helping hand is just simple.But sometimes it works like a 36 that opens a door to a whole new world of understanding.
Living in a small all-white 37 in the Midwest, my family and I were 38 that we were safe from the race riots (暴乱) in some larger cities.That 39 when I began working at a bank in a larger city nearby.My family 40 gave me advice on whom to avoid, what situation to stay away, and how to 41 myself.
On a snowy 42 after work, I guided my second-hand car out onto the street and knew 43 I didn't have to stop, it would keep running.The battery needed replacing.
However, as I expected the car choked and died at a red light.Fortunately, to my 44 ,I saw a pair of headlights coming up.But 45 three young black men jumped out of the car, I could hardly 46 - fear filled me.
The driver came to my windows and asked if I needed help.I 47 for a moment and then nodded.The fellows crowded around at once and 43__ working.As one of them connected the two engines by cables, my nerve (神经) jumped with so much electricity I think I could have charged the 49 and brought it back to life.But thankfully they 50 completed the project.
I pulled out a few 51 from the purse, "It's all I have but it's yours, I appreciate the help.Thank you."
The driver must have seen the 52 still in my eyes because he smiled, seeming to be 53 by my panic, and then waved his hand, "You 54 it.Just glad to help."
This experience taught me that I should never simply 55 anyone according to their skin color or race or wealth.
36.A.push B.key C.car D.handle
37.A.house B.dry C.country D.company
38.A.grateful B.curious C.upset D.hopeful
39.A.crashed B.improved C.settled D.changed
40.A.cautiously B.approximately C.nervously D.fluently
41.A.distinguish B.defend C.behave D.express
42.A.morning B.noon C.afternoon D.evening
43.A.even if B.in case C.as long as D.now that
44.A.relief B.regret C.content D.belief
45.A.because B.if C.although D.when
46.A.breathe B.speak C.drive D.survive
47.A.calculated B.choked C.hesitated D.screamed
48.A.set about B.set down C.set aside D.set up
49.A.engine B.battery C.headlight D.cable
50.A.slowly B.briefly C.gradually D.quickly
51.A.dollars B.tickets C.cards D.pictures
52.A.interest B.confuse C.fear D.shock
53.A.amused B.frightened C.thrilled D.disappointed
54.A.make B.keep C.spend D.earn
55.A.judge B.trust C.attack D.dislike
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