20．--Do you mind my opening the window for n while?

--　 .

　　 A.No,thanks　　 B．N0．I do　　 C. Yes,please　　 D．Yes．Better not

19．--Have you read the book Oliver Twist?

--Who　 it?

　 A.writes　　 B.wrote　　 C.has written　　 D.had written

18．Is this the house　 Abraham Lincoln was born?

　 A.on which　　 B.which　　 C．in which　　 D．that

17.-I hope that you can remove the difference between you and Susan and become good friends．

　 --　 If only Susan had the same idml．

　 A.My pleasure．　　 B.For what?　　 C.Why me?　　 D．By all means.

16.　 makes her dLfferent from other students is that she likes being alone.

　 A.who　　 B．Whoever　　 C. What　　 D．Whatever

15.Great attention must be paid to　 agriculture, especially in China,　 population is the largest in the world.

A.develop; which　　 B.develop; woose

C.developing;which　 D．developing;whose

14. Several students in our class are considering　 to the United Kingdom for further study next year.

A.going　　 B. to go　　 C．go　　 D．gone