题目内容
| 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. 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 |
| 1—5: CDAAC 6—10: DDACA |
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| 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 Iook at the rings on this tree, we can learn about the __9__ for a hundred years. We can see__10__ 0ur 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. people ( ) 10. A. how |
B. ask B. too B. climb up B. every B. how long B. leaves B. thin B. trees B. things B. why |
C. give C. also/ C. walk past C. the first C. how old C. rings C. small C. things C. climate C. when | |
| 完形填空。 |
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B. have B. They B. from B. China B. say B. the B. at B. Japanese B. theirs B. friend |
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| 完形填空。 | |||
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