19. Twenty people were ____ wounded in the air crash. 20人在这次飞机失事中受了重伤。

70.I would appreciate it if you would just let me deal with this case.
如果你能让我独自处理这桩案件,我将不胜感激。

69.It normally takes a semester for a college freshman to adjust to his college life.
大学新生一般需要花一个学期来适应大学生活。

68.It’s very important to maintain your current weight through exercise and healthy eating.
通过锻炼和健康饮食来保持你目前的体重是非常重要的。

67.You needn’t go there anymore. He already knows about it.
你不必去了,他已经知道那件事了。

66.If you decided to learn a new language, you would have to dedicate yourself wholeheartedly to the cause.如果你决定学一门新的语言,就必须全力以赴。

65.John and his brother differ in personality even if their differences in age are not significant.
尽管约翰和他哥哥在年纪上相差不大,但他们的个性却不相同。

64.Transistors are small in size and light in weight. 晶体管的体积小,重量轻。

63.He has taught English in this university ever since he moved to this city.
自从他移居到这座城市以来就一直在这所大学教英语。

62.Would you please help me with this heavy box? 你能帮我抬一下这个沉箱子吗?

61.Bill hit his car into a wall last night. 昨晚比尔开车时,车撞到了墙上。