47. This is the biggest laboratory ___ we have every built in our school.

A. which 　　B. what　 　C. where　 　D. /

46. Who ___ has common sense will do such a thing?

A. which　 　B. who　 　C. whom　　 　D. that

45. Can you lend me the novel ___ the other day?

A. that you talked 　　　　　　　B. you talked about it

C. which you talked with 　　　　D. you talked about

44. Have you seen the girl ___?

A. that I told 　　　　　　　B. I told you of

C. whom I told you 　　　　D. I told you of him

43. Didn't you see the man ___?

A. I nodded just now 　　　　B. whom I nodded just now

C. I nodded to him just now　　 　D. I nodded to just now

42. Those ___ not only from books but also through practice will succeed.

A. learn 　　B. who 　　C. that learns 　　D. who learn

41. Mont Blanc ___ we visited last summer is the highest mountain in Europe.

A. where 　　B. that　 　C. what 　　D. which

40. Is this the leaning tower ___ Galileo did experiments centuries ago?

A. that 　B. where 　C. which 　　D. when

39. ___ is known to all, China is a developing country, belonging to the third world.

A. It 　　B. That 　　C. As 　　D. Which

38. This is the new type of plane ___ parts are made of plastics.

A. that 　　B. what 　　C. which 　　D. whose