四、词汇（本题共15小题；每小题1分，满分15分）

A. 请根据括号中的中文提示、英文释义或句意，写出句中所缺单词，使句子通顺。

46. Many events in the Asian Games are __________ (相似) to those in the Olympics.

47. Wendy likes to learn different languages and __________(文化) while travelling abroad.

48. It’s reported that some middle school students can be trained as __________(a man who flies a plane) in Nantong.

49. From Spud Webb, we can see that success ___________(need) years of hard work.

50. There’s much more __________ on the highways when we have a holiday or festival. Drive carefully!