完形填空

阅读下面短文，掌握其大意，然后从1~25各题所给的四个选项中，选出一个佳答案．

　Trees are useful to 　1　 in three very important 　2 　: They provide him with wood and other 　3 　; they give him shade; they help to prevent drought and 　4　 .Unfortunately, in many 　5 　of the world, man has not realized that the third of these services is 　6 　important.

　Two thousand years 　7 　a rich and powerful country cut down its trees 　8 　warships, with which to gain itself an empire. It gained the empire but, 　9 　its trees, its soil became hard and 　10 　. When the empire fell 　11 　, the home country found itself faced by floods and starvation.

　Even where a government realizes the importance of a plentiful supply of trees, it is difficult for 　12 　to persuade the villager to see this. The villager wants wood to cook his food 　13 　; and he can earn money 　14 　making charcoal or selling wood to the townsman. He is usually too lazy or too careless to plant and look 　15 　new trees. So, unless the government has a good system of control, or can 　16 　the people, the forests will slowly disappear.

　This does not only 　17 　that the villagers' sons and grandsons have 　18 　trees.The results are even more 　19 　: for where 　20 　are trees, their roots break the soil up—allowing the rain to sink in—and also bind (结合)the soil, thus preventing its 　21 　washed away easily, but where there are no 　22 　, the rain falls 　23 　hard ground and carrying 　24 　with it the rich top soil, in which crops 　25 　so well. When all the top soil is gone, nothing remains but worthless desert.

_________ to the efforts by the headmaster, I can go back to school now.

I don’t      your idea of sending your daughter to Britain to study, because she is too young to take care of herself.

A．adjust to          B．refer to           C．subscribe to       D．appeal to

It is a foolish act to________ notes during a test as you will be severely punished.   

  A．stick to         B．refer to         C．keep to           D．point to

One Christmas Eve, my husband made his way home from work.  26 , he worked the entire day but let his stuff go 27  so that they could be with their families.

He drove down the street and made the 28  towards our home. On one side of the road, an old man stood, drenched to the bone (被雨淋得湿透了), with his hand 29. The rain had been  30 heavily that day. My husband stopped, and asked him where he was 31 . He wanted to go about five miles past our home, but my husband still told him to 32 . My husband chatted with him, drove 33  our house and took him home for his Christmas Eve.  34  turned out that this poor man was what we now 35  as a “slow learner” and the only job he could get to  36  him and his elderly mother was at the bakery near where my husband worked. He worked from 5 a.m. until 1 o’clock in the  37 . Not only that, but that poor man had been standing there trying to get a ride on Christmas Eve for about 5 hours 38  my husband picked him up. 39  else would give him a ride because they didn’t want to get their seats 40.

Over the years my husband  41  to give him a ride home whenever he saw him trying to get a ride. When he passed 42 , my husband went to his funeral. 43  my husband didn’t know his family, they knew of him. Even his twin sister who  44  in the state of Washington knew who my husband was and everyone thanked him for his 45  toward one who had so little.

An act of kindness can make another person’s day, or even their life.