18. - I d like to invite you to a party this evening.

- Thank you, but _____ I’ll be free I m not sure at the moment.

A. while　 　　　　　　　　　　　　　　 B. if　 　　　　　　　　　　　　 C. when　 　　　　　　　　　　　　 D. whether

17. - I have a favor to ask you.

- _____.

A .Go ahead　 　　　　　　　　 B. It’s a pleasure　 　　　　 C. Help yourself　 　　　　　　　 D. Ask, please

16. The gas must have been used up _____ the fire went of itself.

A. because　 　　　　　　　　　 B. as　 　　　　　　　　　　　　 C. since　 　　　　　　　　　　　　　 D. since

15. - Why are you so late?

- Well, _____, my broke down halfway.

A .I say　 　　　　　　　　　　 B. you understand　 　　　 C. I mean　 　　　　　　　　　　　　 D. you see

14. - Why not join us the game?　

-_____.

A. Sure, please do　　 　　 B. No, you do the same 　　　 C. Oh, that’s all right　 　　　　　　　 D. Ok, coming.

13. - Is there anything I can do for you, sir ?　

- _____.

A. Yes, you are welcome　 B. Ok, your time　 　　　　　　　 C. Not now. Thanks anyway　 D. Sure go ahead, please

12. When Tim asked why he had to bed, his mater told him the saying “the early bird _____ the worm.”

A. caught　　 　　　　　　　　 B. catches　 　　　　　　　　 C. catch　 　　　　　　　　　　　　 D. all catch

11. - Whore is your dictionary?

- What do your dictionary? You’ve got one yourself, haven you.

- Oh, if I _____ mine, I _____ yours.

A. had got l wouldn’t wait to go　 　　　　　　　　　　　　　　 B. have got l wouldn’t need

C. get l won’t need 　　　　　　　　　　　　　　　　　　　　　 D. would get l wouldn’t have needed

10. - _____ the new VCD for me, Mum? You promised.

- Oh, dear I forgot.

A .Will you buy　 　　　　　 B. Did you bay　　 　　　 C. Have you bought　 　　　　 D. Would you bay?

9. - I m yurt phoning to wish you good luck in your exam tomorrow.

- _____.

A. Thanks. I can’t wart to go　 　　　　　　　　　　　　　

B. Thanks, I can’t believe it’s been five years.

C. Thanks. We’re really happy. Everything went smoothly

D. Thanks. I m a bit worried abort it actually