20．-Hi, Chris! ______

　 　　 -I got a 96 on my exam! It’s the highest grade I’ve ever got.

A．How did your exam go?　　　 　　　　　　 B．How did you prepare your exam?

C．Did you have an exam?　　　　　　　　　　　　 D．How is everything going?

19．A number of new machines were introduced from abroad, ______ an increase in production.

　 　 A．resulted in　　　　　 B．to result in　　　　　 C．result in　　　　　　　 D．resulting in

18．-When did you meet your girlfriend for the first time?

　 　 -It was in 2002 ______ I was still in college.

A．when　　　　　　　　　 B．that　　　　　　　　　　 C．which　　　　　　　　 D．where

17．I am not feeling well, perhaps I ______ so much fruit just now.

　　 A．shouldn’t eat　　　　　　　　　　　 B．mustn’t have eaten

C．shouldn’t have eaten　　　　 　　　　D．mustn’t eat

16．A professor of English at Oxford University says that Jane Austen’s novels still ______ people

today.

A．adapt to　　　　　　　 B．appeal to　　　　　　 C．attend to　　　　　　　 D．turn to