题目列表(包括答案和解析)
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. Most trees grow one new ring 4 year. Because of the 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 today.
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We know that trees are useful in our everyday life. They 1 us many things, such as wood, oxygen(氧气), rubber, medicines and many other things. They can 2 tell us a lot about our climate. The following are the reasons. If you cut across a tree, you can 3 that it has many rings. Most trees grow one 4 ring every 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(干燥的) or very cold, the trees do not grow very much and their rings are usually 7 . When it is wet and 8 , the rings are much thicker. If the rings are suddenly very thin or suddenly very thick, this means that the 9 changed suddenly. If we look at the rings on the trees, we can 10 about the climate for a hundred years. We can see how our climate is changing today.
1. A．give B．ask C．get D．tell
2. A．too B．as well C．either D．also
3. A．hear B．feel C．see D．look
4. A．new B．old C．young D．short
5. A．how tall B．how old C．how long D．how far
6. A．leaves B．apples C．rings D．trees
7. A．big B．thin C．thick(厚的) D．long
8. A．cold B．cool C．hot D．warm
9. A．climate B．things C．people D．life
10. A．think B．talk C．learn D．change
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| 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 |
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| 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. Most trees grow one new ring __4__ year. Because of the 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 today. | |||
| ( ) 1．A．tell ( ) 2．A．not ( ) 3．A．cut across ( ) 4．A．every ( ) 5．A．how big ( ) 6．A．trees ( ) 7．A．big ( ) 8．A．climate ( ) 9．A．people ( ) 10．A．how |
B．ask B．too B．climb up B．many B．how long B．leaves B．thick B．trees B．things B．why |
C．give C．to C．walk past C．the first C．how old C．people C．small C．rings C．climate C．when |
D．get D．also D．look at D．from D．how much D．rings D．thin D．animals D．life D．while |
| 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. | ||||
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