题目列表(包括答案和解析)

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19.The problem ________now is very important.

    A.being discussed                 B.discussed      

    C.discussing                   D.to be discussed

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18.- According to my grandma, it is a good idea to eat chicken soup when you have a cold.

  -________, scientists agree with her.

    A.Sooner or later                 B. Once in a while           

    C.To be exact                   D.Believe it or not

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17.- Catherine, I have cleaned the room for you.

- Thanks, but you ________it.I could manage it myself.

    A.needn’t do                   B.needn’t have done 

    C.mustn’t do                    D.shouldn’t have done

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16._______from the top of the tower, the north foot of the mountain is a sea of flowers.

    A.Seeing                    B.Having seen             

    C.Seen                       D.To see

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15.- I’d better__________ now.The water is boiling in the kitchen.

  - Good-bye.

    A.ring off        B.ring up       C.ring in         D.ring back

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14.Only by shouting at the top of his voice__________

    A.he was able to make himself hear    

    B.he was able to make himself heard

    C.was he able to make himself hear     

    D.was he able to make himself heard

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13.-Must I give the pen to the manager ?

-No, you may give it to________you think is on duty in the office .

    A.whomever                   B.no matter who 

     C.whoever                    D.who

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12.Look! The dictionary, ________cover is red, is a birthday gift given by Tom.

    A.which         B.whose         C.its           D.where

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11._______environmental damage is done, it takes many years for the ecosystem to recover.

    A.Even if        B.If only         C.While         D.Once

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10.Every possible means _______to prevent the air pollution, but the sky is still not clear.

    A.are being used                  B.have been used            

    C.has been used                  D.had been used

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