15.The investigators found that more should be done for in India.

40.The book has been translated into thirty languages since iton the market in 1973.

39.She wanted to know whatat the meeting.

38.A lot of tall buildingsin his hometown in the last three years.

37.She said that shein that country since 1993.

36.By the end of next year, Roseas a manager of the company for five years.

35.—I haven＇t seen you for ages! Where have you been?—I went to Ningxia andthere for one year, teaching as a volunteer at a primary school.

34.The water will be much more polluted unless some measuresright now.

33."Your phone number again? I quite catch it."“It is 4919568442. ”

32.He neverto read the news section but turned at once to the crossword puzzle on the last page.

31.u Alice, why didn＇ t you come yesterday? I tried to look for you.＇＇"I, but I had an unexpected visitor."