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20.Our water supply has been     because they are repairing one of the main pipes.

    A.cut off               B.cut up               C.cut away              D.cut in

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19.I sat in the front of the bus in order to get a good________ of the countryside

    A.view                B.sight                  C.sense                 D.scene

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18.The class      disagreed among themselves about their plan for a picnic on Sunday.

     A.are                 B.is                   C.have                 D.has

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17.St.Patrick’s Day ________ parades, speeches,big dinners and dances.

A. is divided into       B. is marked with      C. is covered with    D. is engaged in

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16.--- Did you visit the famous museum?

--- No. We_____ it, but we spent too much time shopping.

A.    shouldn’t have visited                      B. must have visited

C.    can have visited                      D. could have visited

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15.     is no doubt     100 years ago animal testing was cruel.

    A.It;whether              B.It;that             C.There;whether       D.There;that

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14.A kite made of silk     easily in weather with rain and strong winds.

    A. isn’t tom           B. doesn’t tear             C. won’t be torn  D. can’t tear

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13.       of the city      two small lakes.

A. The east;lie       B. The east;lies      C. East;lie        D. East;lies

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