21. She began to study English _________ the age of ten and now she can write a letter _________ English. A. on; at B. in; on C. at; for D. at; in22. —Did you do well in your _________ history exam? —Not too bad. I got _________ “B”. A. / ; an B. the; a C. / ; a D. a; the23. I like fruit salad very much. Can you tell me how _________ it? A. bought B. eating C. will I have D. to make24. —What was the date yesterday? —It was _________. A. Wednesday B. a fine day C. 4th April D. a cloudy day25.The famous writer would like to _________ time in the beautiful countryside. A. spend B. cost C. take D. pay26. —Did she play basketball yesterday afternoon? —No, she _________. A. goes shopping B. visited her aunt C. will stay at home D. is doing some cleaning27._________ people _________ walking along the beach. A. A small number of; is B. The number of; are C. A number of; are D. The number of; is28. —It's very late. _________ take a taxi? —Good idea. A. Would you like B. How about C. What about D. Why not29. My Japanese is not very good, so I can ______ understand a Japanese when he speaks too fast. A. nearly B. almost C. hardly D. ever30. — When you finish _________ your novel, remember _________ me a call, OK? — All right. A. to write; gave B. writing; to give C. read; to send D. reading; giving31. —Dad, I'm not sleeping well these days. —_________. —OK, I'll do that. A. That sounds like a good idea B. Really? You'd better go to the doctor C. I really want to win the prize D. I am glad to hear that32. —Let's go skating this afternoon. —_________. —That's too bad. Maybe another time. A. I'd like to, but I have a lot of things to do B....