A. cut down B. climb up C: walk past D. look at——青夏教育精英家教网—

A. cut down B. climb up C: walk past D. look at 【查看更多】

完形填空。

We know that trees are useful in our everyday life. They 1 us many things, such as wood, oxygen, rubber,
medicines and many other things. They can 2 tell us a lot about our climate. The following are the reasons. If
you 3 a tree, you can see that it has many rings (年轮). Most trees grow one new ring 4 year. Because of
this reason, we know 5 a tree is. A tree over a hundred years old means that it has more than a hundred 6 .
When the climate is dry or very cold, the trees do not grow very much and their rings are usually 7 . When it is
wet and warm, the rings are much thicker. If the rings are suddenly very thin or suddenly very thick, this means
that the 8 changed suddenly. If we look at the rings of this tree, we can 9 about the climate for a hundred
years. We can see 10 our climate is changing today.

(     ) 1. A. tell
(   ) 2. A. not
(   ) 3. A. cut down
(   ) 4. A. many
(   ) 5. A. how big
(     ) 6. A. trees
(    ) 7. A. big
(   ) 8. A. climate
(    ) 9. A. study
(    ) 10. A. how

B. ask
B. too
B. climb up
B. every
B. how long
B. leaves
B. thin
B. trees
B. get
B. why

C. give
C. to
C. walk past
C. some
C. how old
C. people
C. things
C. sky
C. learn
C. when

D. get
D. also
D. look at
D. only
D. how much
D. rings
D. small
D. animal
D. teach
D. while

查看答案和解析>>

完形填空。

       We know that trees are useful in our everyday life. They     1    us many things, such as wood, rubber,
medicine and many other things. They can     2     tell us a lot about our climate (气候). If you     3    a tree,
you can see that it has many rings (年轮). Most trees get a new ring     4    year. Because of this reason, we
know     5    a tree is. A tree over a hundred years old means that it has more than a hundred     6    . When
the climate is dry or very cold, the trees do not grow very much and their rings are usually     7    . When it is
wet and warm, the rings are much thicker. If the rings are suddenly (突然地) very thin or very thick, this
means that the     8     changed suddenly. If we look at the rings on this tree, we can learn     9    the climate
for a hundred years. And we can see    10    our climate is changing today.

(     )1. A. tell
(     )2. A. not
(     )3. A. cut down
(     )4. A. many
(     )5. A. how big
(     )6. A. trees
(     )7. A. big
(     )8. A. climate
(     )9. A. about
(     )10. A. when

B. ask
B. too
B. climb up
B. every
B. how long
B. leaves
B. thin
B. trees
B. to
B. where

C. offer
C. to
C. walk past
C. the first
C. how old
C. people
C. large
C. things
C. with
C. how

D. get
D. also
D. look at
D. from
D. how much
D. rings
D. thick
D. animal
D. in
D. while

查看答案和解析>>

We know that trees are useful in our everyday life. They 1 us many things, such as wood, oxygen, rubber, medicines and many other things. They can 2 tell us a lot about our climate. The following are the reasons. If you 3 a tree, you can see that it has many rings(年轮). Most trees grow one new ring 4 year. Because of this reason, we know 5 a tree is. A tree over a hundred years old means that it has more than a hundred 6 . When the climate is dry or very cold, the trees do not grow very much and their rings are usually 7 . When it is wet and warm, the rings are much thicker. If the rings are suddenly very thin or suddenly very thick, this means that the 8 changed suddenly. If we look at the rings on this tree, we can learn about the 9 for a hundred years. We can see 10 our climate is changing to day.

1. A. tell　　 B. ask　　　　 C. give　　　　 D. get　　　　

2. A. not　　 B. too　　　　 C. to　　　　 D. also　　　　

3. A. cut down B. climb up　　 C. walk past　　 D. look at　　

4. A. many B. every　　 C. the first　　 D. from　　　　

5. A. how big B. how long　　 C. how old　　 D. how much　　

6. A. trees B. leaves　　 C. people　　 D. rings　　　　

7. A. big　　 B. thin　　　　 C. small　　　　 D. thick　　　　

8. A. climate B. trees　　　　 C. things　　 D. animal　　

9. A. people B. things　　 C. climate　　 D. life　　　　

10. A. how　　 B. why　　 C. when　　　　 D. while

查看答案和解析>>

We know that trees are useful in our everyday lire.They 1 ndline　 us many things，such as wood，oxygen，rubber，medicines and many other things.They can 2 ndline　 tell us a lot about our climate.The following are the reasons.If you 3 ndline　 a tree，you can see that it has many rings(年轮).Most trees grow one new ring 4 ndline　 year.Because of this reason，we know 5 ndline　 a tree is.A tree over a hundred years old means that it has more than a hundred 6 ndline.When the climate is dry or very cold，the trees do not grow very much and their rings are usually 7 ndline.When it is wet and warm，the rings are much thicker.If the rings are suddenly very thin or suddenly very thick.this means that the 8 ndline　 changed suddenly.If we look at the rings on this tree，we can learn about the 9 ndline　 for a hundred years.We can see 10 ndline　 our climate is changing today.

(1)

A. tell　　 B. ask　　 C. give　　 D. get
[　　]

(2)

A. not　　 B. too　　 C. to　　　　D. also
[　　]

(3)

A. cut down B. climb up C. walk past D. look at
[　　]

(4)

A. many　　 B. every　　C. the first D. from
[　　]

(5)

A. how big B. how long C. how old D. how much
[　　]

(6)

A. trees　　B. leaves C. people　　D. rings
[　　]

(7)

A. big　　 B. thin　　 C. small　　 D. thick
[　　]

(8)

A. climate B. trees　　C. things　　D. animal
[　　]

(9)

A. people B. things C. climate D. life
[　　]

(10)

A. how　　 B. why　　 C. when　　 D. while
[　　]

查看答案和解析>>

练习册

高中

初中

小学