47: The professor could hardly find sufficient grounds ________ his arguments in favour of the new theory. A: to be based on B: to base on C: which to base on D: on which to base ...

29. A: Mum, I’ve finished my composition. Would you like me to read it to you? B: Please do. _________ A. Let’s see it. B. How good the story is! C. It’s quite good . D. I’m sure we’ll enjoy it. ...

45. A: Hi, Jane, would you like to go hiking with me on Sunday? B: _______. I have too much homework. A. I’d love to B. Of course not C. That’s OK D. Sorry, I can’t ...

41. A: Merry Christmas! B: _________ A. How do you do? B. Happy New Year. C. Not at all. D. The same to you. ...

35. A: It’s sunny today. How about going skiing in Ying Yue Park? B: ______! Let’s ask the twins to go with us. A. Sounds great B. Best wishes C. Good luck D. That’s OK. ...

31. A: Meat isn’t really dangerous, is it? B: Oh! _________! It’s not at all good for our health. A. Yes, it isn’t B. No, it is C. Yes, it is D. No; it isn’t ...

21. A: Will you be able to come and help us clean the room? B: ______, but I’m doing my homework. A. I’d love to B. I hope not C. I do care D. I’m afraid not ...

16. A: _________？ B: I’ve got a headache. A. What’s the wrong with you B. What’s trouble C. What you’ve got D. What’s the matter with you ...

6. A: Could I speak to Mr. White, please?” B: __________ . A. Sorry, I’m afraid he’s out at the moment. B. Of course you could. C. If you want, you’ll just have to wait. D. No, you couldn’t. ...

2. A: What can I do for you? B: _________ . A. Yes, you can give a skirt to me B. I'd like a skirt C. No, I can do it myself D. I can do what I want ...