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19.The number of traffic accidents that    in developing countries   increasing.

     A.happens;is                        B.happen;is  

    C.happens;are                        D.happen;are

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18.      you eat the correct foods     be able to keep fit and stay healthy.

     A.Only if;will you                                      B.Only if;you will  

    C.Unless;will you                     D.Unless;you will

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17.Don’t promise anything     you are one hundred percent sure.

     A.whether         B.after            C.how             D.unless

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16.For many cities in the world,there is no room to spread out further,     New York is an

 example.  

     A.for witch        B.in which         C.of which         D.from which

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15.    was most important to her, she told me,was her family.

     A.It              B.This            C.What            D.As

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14.If you      hard before,you     the answer now.

     A.studied;could                      B.had studied;could know

     C.had studied;are knowing               D.studied;are knowing

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13.According to the law, one half of his money and goods    be given to the people of the city.

     A.need            B.might           C.has to           D.shall

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12.-Have you chosen a topic for your speech yet?  

   -No.I     a lot about it,but I haven’t decided.

     A.will think                         B.have been thinking  

    C.had thought                         D.was thinking

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11.In modem times,people have to      learn to a11 kinds of pressure although they are leading a comfortable life.

     A.keep with        B.stay with         C.meet with         D.1ive with

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10.The hotel was awful!     ,our room was far too small.Then we found that the shower didn’t work.  

     A.To begin with                       B.After all  

    C.In reality                           D.As a whole

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