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. Children used to be     ▲     (工程师) at very young age, but few of them can realize the dreams when they grow up.

47. Those vegetables were     ▲   (储存) in the fridge by my mother.

48. ---What happened to Mr. Smith?   ---He was     ▲    (badly, terribly) hurt in the accident.

49. The firemen were unable to     ▲    (make something work in the way you want) the terrible fire.

50. The loud noise from outside kept me     ▲    all night. I didn’t sleep at all. I feel quite sleepy now.