Question

阅读下面的短文，掌握其大意，然后从下列各题所给的四个选项（A、B、C和D）中，选出最佳选项，并在答题纸上将该项涂黑。

Animals perform many useful and amusing jobs. Dogs are particularly valuable in guiding the blind,   31   property(财产), finding   32   people, and hunting criminals(犯人). Horses are used in guarding herds(牧群)，carrying men in lands where there are no roads, and helping farmers work their land. Pigeons(鸽子)  33   to carry messages. Wild animals from the jungles, forests and seas are very popular performers in   34   and motion pictures(电影). People realize that,   35   animals may not have the same intelligence(智慧) as   36  , they are clever enough to learn certain things.

   The first thing a dog is taught is to  37  . It should not  38   too 1ong for him to learn commands. Simple orders, such as “sit, lie down，stay there, come here, ” can  39  be taught by a child.

   Training a dog to be a watchdog often produces unexpected results. Some dogs quickly learn the difference   40   unwanted people and friends. This is   41   their masters welcome friends and invite them into their houses. However, some dogs will always   42   the postman who comes to   43   letters. One explanation for this behavior is that, although the postman comes to the house often, he never   44   the house. Therefore, the dog thinks the postman is someone   45   is not wanted, but keeps   46   back anyway.

   Dogs are extremely useful as   47   for blind people. When a dog has been properly trained, he will lead his blind master in the right direction and keep him   48    danger. For example, seeing eye dogs   49   a busy road when cars are coming,   50   their masters command(命令) them to do so.

A. saving         B. helping          C. making           D. protecting

A. lost           B. losing           C. loss             D. missed

A. have long used                     B. have long been used 

 C. have long been using                    D. are long being used

A. cinemas        B. theatres        C. museums          D. circuses(马戏团)

A. although       B. as               C. since            D. because

A. children       B. human being          C. human beings    D. students

A. obey          B. order            C. do               D. study

A. spend          B. take             C. use              D. want

A. still          B. though               C. enough           D. even

A. from           B. between          C. among            D. with

A. because of         B. due to               C. why              D. because

A. beat            B. protest          C. attack           D. eat

A. deliver        B. give             C. post             D. fetch

A. enters         B. enters into          C. gets                 D. arrives to

A. he             B. who              C. whom             D. which

A. come           B. to come          C. from coming      D. coming

A. companies      B. companions(同伴)   C. men            D. colleagues(同事)

A. out from       B. out              C. out of           D. out by

A. learn never to across                  B. learn to never cross

   C. never learn to cross                      D. learn never to cross

A. even           B. if               C. even if              D. because

Answer 1

【小题1】D【小题1】A【小题1】B【小题1】D【小题1】A

 【小题1】C【小题1】A【小题1】B【小题1】D【小题1】B  

【小题1】D【小题1】C【小题1】A【小题1】A【小题1】B 

【小题1】D【小题1】B【小题1】C【小题1】D【小题1】C

解析:

略