31. It was in the small house _____ he was born _____ he ended his life.

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

30. Only when I left my parents for Italy　　 　how much I loved them.

A. I realized　　　　　 B. did I realize 　　　　　　 C. had I realized　　　　　　 D. I had realized

29. The weather _____ to be very good, which was more than we could expect.

A. made out　　　　　　　　 B. went out 　　　　　　　　 C. turned out　　　　　　　　 D. carried out

28. As we know, the problem _____ at the meeting at the coming weekend is very important to us.

A. to discuss　　　　　　　　 B. to be discussed　　　　　 C. discuss　　　　　　　　　　 D. discussed

27. Don’t be too _____ about things you are not supposed to know.

A. fantastic　　 　　　　　　　 B. scientific　　　　　　　　　 C. curious　　　　　　　　　　 D. obvious

26. The fact has worried many scientists ______ the earth is becoming warmer and warmer these years.

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

25. You can never imagine what great difficulty I had ______ your house all by myself.

A. find　　　 　　　　　　 B. to find　　　　　　　　　　　　　　 C. found　　　　 　　　　 D. finding

24. Sometimes it was a bit boring to work there because there wasn’t always _____ much to do.

A. such　　　　　　　　　　　　 B. that　　　　　　　　　　　　　 C. more　　　　　　　　　　　　 D. very

23. You know, Bob is a little slow _____ understanding. So I have to be patient _____ him.

A. in; with　　　　　　　　　　 B. on; with　　　　　　　　　 C. in; to　　　　　　　　　　　 D. at; for

22. I would really appreciate _____if you would like to teach me how to monitor the robots.

A. that　　　　　　　　　　　　 B. this　　　　　　　　　　　　　 C. it 　　　　　　　　　　　　　 D. you