38. The factory produces 50,000 pairs of shoes a year, ______(其中三分之二) are sold

abroad. (which)

37. ________(粘贴在左边翅膀) of the penguin is a sign reading, “I Love My Dad”. (attach)

36. They started off late and got to the airport with 　　　(只剩几分钟). (go)

35. The problem is _______(超出我的理解力). (comprehension)

34. Under no circumstances ______(我们会放弃) the hope of saving the sick boys. (give)

33. The firefighters _______(及时赶到)，otherwise the factory on fire would not have been

saved. (arrive)

32. He is only five years old, so I don’t want to take the risk of ______(让他独自呆着) for

only a short time. (leave)

31. ________(考虑到他的年龄)，the pianist plays amazingly well. (consideration)

29. The secret of his success is that he does everything _______.

　　　 A. effectively　　　　 B. curiously　　　　　 C. efficiently　　　　 D. anxiously