28. Don’t worry about the child. Next to him ________ a lady, _______ he can turn when he is in trouble.

　 A. sits; whom　　　　　　　　　　　　 B. sits; to whom　　

　 C. is sitting; with whom　　　　　　　　 D. was sitting; to whom

27. The girl had hardly rung the bell 　　　　　　the door was opened suddenly, and her friend rushed out to greet her.

　 A. before　　　　　 B. until　　　　　 C. as　　　　　　 D. since

26. --How did you like Nick’s performance last night?

　 -- To be honest, his singing didn’t 　　　　　　　to me much?

　A. appeal　　　　　 B. belong　　　　　 C. refer　　　　　 D. occur

25. In all kinds of competitions, Jackie ________ a most excellent athlete. He has won so many gold medals.

A. practises　　　　 B. conducts　　　　 C. behaves　　　　 D. proves

24. _________along the quiet road at forty miles an hour, and then an old man suddenly started to cross the road in front of me.

A. Driving　　　 B. when I was driving　　　 C. I was driving　　 D. Having driven

23. --The weather has been very hot and dry.

　 -- Yes. If it had rained even a drop, things would be much better now. And my vegetables　　

　　　 　　　　　　.

A. wouldn’t die　　　 B. didn’t die　　　 C. hadn’t die　　　 D. wouldn’t have died.

22.--Have you finished the book?

　 --No. I’ve read up to　 　　　　　the children discover the secret cave.

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