29.Two years ago, I bought a packet of your blades, ____ I have used no others.

A. since　 B. ever since　 C. since when　 D. when

28.---Sorry to have hurt you.

--- _____.You didn’t mean to, did you?

A. Forget it　 B. No problem　　 C. All right　 D. Don’t say so.

27.Shup up! Nothing _____ stop me once I’ve made up my mind.

A. will　　 B.ought to　 C. must　 D. shall

26.The ties are good in both quality and style; she knows that ____ she chooses will match her husband.

A. however　　 B. what　　 c. whichever　 D. whatever

25.His success is ____ by talent as by energy.

A. not so much　 B. so not much　　 C. much not so　 D. so　 much not

24.We haven’t been out for long, ____ she felt sick.

A. when　　 B. while　　 C. after　　 D.as

23.---Dad, may I use your car tonight?

---Never! ____ should you touch it.

A. In no time　 B. at any time　　 C. at no time　 D. In one time

22.Taking such kind of medicine, if ____ , wil possibly do you great harm.

A. continue　 b. to continue　 C. continued　 D. continuing

21.---Is Lin Tao soldier?

---No，but he _____ in the army for three years.

A. has served　 B. had served　 C. was serving　 D. served

20.I lay in the sofa ,enjoying the wonderful music John had ___ out of his new DVD.

A. come　　 B. it come　　 C. it coming　 D. coming