Washoe is a young chimpanzee（黑猩猩）．She is no  1  chimpanzee, though．Scientists are doing a research  2 her．They want to see how civilized（馴化）she can  3 Already she does many things a human being can do．

For example, she has been learning how to exchange  4  with people．The scientists are teaching her  5  language．When she wants to be picked  6  , Washoe points up with one finger．She rubs her teeth with her finger  7  she wants to brush her teeth．This is done after every meal．

Washoe has also been  8  to think out and find answers to problems．Once she was put in a   9  with food hanging from the ceiling．It was too high to  10  ．After she considered the 11  she got a tall box to stand   12  The food was still too high to be reached．Washoe found a 13  pole．Then she climbed onto the  14  , grasped the pole, and   15  down the food with the pole．

Washoe   16   like a human, too．The scientists keep her in a fully furnished（家具齊全的）house．After a hard  17  in the laboratory, she goes home．   18 she plays with her toys．She   19  enjoys watching television before going to bed．

Scientists hope to   20  more about people by studying our closest, relative（親屬）-chimpanzee．

1．A．foolish                  B．ordinary             C．special                  D．simple

2．A．for                       B．by                     C．to                         D．on

3．A．experience             B．change              C．develop                 D．become

4．A．a(chǎn)ctions                  B．views                C．messages             D．feelings

5．A．sign                      B．human               C．spoken                  D．foreign

6．A．out                      B．a(chǎn)t                      C．on                        D．up

7．A．when                   B．until                  C．since                    D．while

8．A．raised                   B．trained               C．ordered                 D．led

9．A．cave                     B．zoo                   C．room                    D．museum

10．A．pull                    B．see                    C．eat                       D．reach

11．A．problem              B．position             C．food                    D．ceiling

12．A．by                      B．on                     C．up                      D．with

13．A．straight             B．strong               C．long                      D．big

14．A．wall                    B．box                   C．ceiling                 D．pole

15．A．knocked              B．picked              C．took                     D．shook

16．A．lives                    B．a(chǎn)cts                   C．thinks                 D．plays

17．A．task                   B．lesson                C．day                       D．time

18．A．Here                   B．There                C．So                        D．Then

19．A．quite                   B．a(chǎn)lready              C．even                     D．still

20．A．observe               B．discover            C．gain                      D．learn

Washoe is a young chimpanzee（黑猩猩）.She is no 1  chimpanzee, though. Scientists are doing research  2  her. They want to see how civilized she can 3  .Already she can do many things a human being does.
    For example, she has been learning how to exchange 4  with people. The scientists are teaching her 5  language. When she wants to be picked  6 , Washoe points up with one finger. She rubs her teeth with her finger 7  she wants to brush her teeth. This is done after every meal.

    Washoe has also been 8 to find answers to problems. Once she was put in a 9  with food hanging from the ceiling. It was too high to 10 . After she considered the 11 ,she got a tall box to 12 . The food was still too high to be reached. Washoe found a 13 pole. Then she climbed onto the 14 , grasped the pole, and 15  down the food with the pole.   

Washoe 16 like a human ,too. The scientists keep her in a fully furnished house. After a hard 17 in the lab, she goes home. 18  she plays with her toys. She 19  enjoys watching television before going to bed.  

Scientists hope to 20 more about people by studying our closest relative ----- the chimpanzee.  1．A．foolish                     B． simple               C．special                D．ordinary

2．A．for                       B． on                    C．to                     D．by

3．A．experience             B．change                C．develop              D．become

4．A．a(chǎn)ctions                  B．views                 C．messages            D．feelings

5．A．human                B．sign                    C．spoken                D．foreign

6．A．out                       B．a(chǎn)t                        C．on                      D．up

7．A．when                   B．until                    C．since                   D．while

8．A．trained                  B．raised                  C．ordered               D．led

9．A．hole                     B．zoo                     C．room                 D．museum

10．A．pull                     B．see                      C．eat                     D．reach

11．A．problem               B．position               C．food                  D．ceiling

12．A．stand by              B．stand on              C．stand up              D．stand with

13．A．straight               B．strong                 C．long                    D．heavy

14．A．wall                    B．box                     C．ceiling                 D．pole

15．A．knocked              B．picked                 C．took                    D．pulled

16．A．lives                    B．works                 C．thinks                 D．plays

17．A．task                    B．lesson                 C．time                    D．day

18．A．But                     B．There                  C．So                     D．Still

19．A．quite                   B．a(chǎn)lready                C．even                   D．still

20．A．see                     B．a(chǎn)nswer                C．learn                   D．gain