20、In       Sahara Desert，      rain is scarce，but in my hometown，there is      heavy rain now and then，and the river around the town rises a lot after heavy rains．

A．the；the；a；  B．the；／；a；                 C．／；／；／；D．the；the；a；

19、―Jasmine won’t  agree with you on that，you know．

―        ？I don’t  care what she thinks．

A．So what                  B．How come                     C．what for          D．How so

18、Silver is the best conductor of electricity，copper      it closely．

A．followed                 B．to follow                        C．following         D．being followed

17、

Most children in that country are educated at the public       while in this countrythings are quite opposite．

A．expense                  B．pay                         C．money                    D．cost

16、He is seldom，if      ，late for class．

A．never               B．frequently              C．so             D．ever

15、Jack      an excuse for his being absent from school yesterday．

A．invented                  B．created                   C．discovered              D．made

14、

It is around 100 years，as is known to all，      the first modern Olympic Games were held．

A．that                        B．when               C．after                       D．since

13、This      girl is Mary’s cousin．

A．Swedish pretty little                             B．little pretty Swedish

C．pretty little Swedish                             D．pretty Swedish little

12、      can help but be fascinated by the world into which he is taken by the science fiction．

A．Nobody                  B．Anybody                 C．Everybody              D．Somebody

11、There was a teapot shaped like a Chinese duck，out of       open mouth tea was supposed to come．

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