51. I have no doubt in mind 　　　　they will be glad to see me.

　 A. how　　　　　　 B. that　　　　　　　　 C. what　　　　　 D. whether

50. ----What do you think of his speech?　　 ----Perfect. No one else can do 　　.

　 A. worse　　　　　 B. worst　　　　　　　 C. better　　　　　 D. best

49. The next day, his parents found him 　　　all night and became very angry.

　 A. stay out　　　　 B. give out　　　　　　 C. hand out　　　 D. come out

48. Eating 　　　makes Lucy unhealthy. She is becoming fatter and fatter.

　 A. a bit　　　　　　 B. plenty of　　　　　　 C. a few　　　　　 D. too much

47. ----What do you think of the book?　　 ----Very good. It’s worth 　　　a second time.

　 A. reading　　　　　 B. to read　　　　　 　　C. read　　　　　 D. being reading

46. He is so busy that he doesn’t have time 　　　his hobbies.

　 A. on　　　　　　　 B. for　　　　　　　　 C. with　　　　　 D. about

45. ----　　 .　　　　　　 ----Because it can make me feel powerful.

　 A. Why is it the colour blue?　　　　　　　 B. Why does red represent power?

　 C. Why is red the colour heat?　　　　　　　 D. Why is red your favourite colour?

44. ----It seems that it’s going to rain. Take my umbrella.

　 ----　　 . I have a raincoat in my bag.

　 A. I’d love to　　　　 B. No problem　　　　 C. Thanks anyway　 　D. Never mind

43. We all know that the electric light bulb was 　　　by Thomas Edison.

　 A. discovered　　　　 B. found　　　　　　 C. invented　　　　　 D. produced

42. ----　　 　will the painting be finished?　　　 ----In a moment.

　 A. How long　　　　 B. How soon　　　　 C. How often　　　　 D. How much