18、We’d better take a train , because the train travels at least ______ the boat .

A. five times as fast as      B.five times fast than 

C. as five times fast as      D. faster five times than

17、The scene of the small village ______ my childhood memories .

A.called on            B. called up            C. called in              D.called back

16、______ the job , he decided not to go out for a walk .

A. Not finishing    B. Finishing not     C. Not having finished        D. Having not finished

15、Many of the letters to the editor expressed the belief ______ the boy was innocent and he should be set free .

A. what       B. whether         C. who        D. that

14、Mary trusts you . I think only you can ______ her to change her mind .

A. suggest        B. attract        C. persuade          D . attempt

13、Have you forgotten ______ a ruler from Betty ? Please remember ______ it to her tomorrow .

A. borrowing ; to return        B. borrowing ; returning       

C. to borrow ; to return        D. to borrow ; returning 

12、______ the terrible weather , they set sail as they planned .

A.  Although                   B. As            C. Though           D. Despite

11、______ made the mother proud was ______ her daughter had been admitted to Beijing University.

A. What ; that           B.That ; what               C. That ; because         D. What ; because

10、The young driver drove ______ speed that I got ______ . .

A. with very great ; frightened            B. at such a high ; frightened                    

C. at so a high ; frightened                 D. with so high a ; frightening

9、Traveling in ______ out space is quite ______ exciting  experience .

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