Question

　 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 B．ask C．give D．get

 

2.	A．not B．too C．to D．also

 

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

 

4.	A．every B．many 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．thick C．small D．thin

 

8.	A．climate B．trees C．rings D．animals

 

9.	A．people B．things C．climate D．life

 

10.	A．how B．why C．when D．while

 

Answer 1

【答案】

1.C

2.D

3.A

4.A

5.C

6.D

7.D

8.A

9.C

10.A

【解析】

1.此題考查固定結構give sb something表示給某人某東西。樹木給人類提供許多東西。

2.此題考查副詞，根據語境可知表示也，由四個選擇項來看只能選擇also它在句子中的位置是句中，而too常放在句末，either放在否定句中。

3.此題考查對語句的理解，根據語境可知當我們砍斷一棵樹時，能看到樹干上的年輪，故用A。

4.此題考查副詞，根據語境可知樹每年長一個年輪，故用every。

5.此題考查對語句的理解，根據年輪我們可以知道樹木的年齡，故選C。

6.此題考查名詞，根據上文的提示可知，當一棵樹100多歲時，它應該有100多個年輪。

7.此題考查形容詞，根據下文When it is wet and warm, the rings are much thicker.的提示可知當干旱的年份時，年輪就會長得比較薄，故選D。

8.此題考查名詞，本文介紹的就是氣候和年輪的關系，故用A。

9.此題考查名詞，本文介紹的就是氣候和年輪的關系，故用C。

10.此題考查疑問副詞，根據語境可知選擇A.表示今天的氣候會怎樣變化。