答案：might/may as well go on foot

　　5．他迫不及待地穿上新鞋子。

　　He ________ ________ ________ ________ ________ his new shoes.

　　答案：can't wait to put on

　　6．学生不应该被允许在白天离开学校，除非有家长陪同。

　　Our school rules state that no student ________ ________ ________ ________ ________ ________ ________ without permission.

　　答案：shall be allowed out of the school

　　7．Tom，你不能像这样把所有衣服扔在地板上。

　　Tom, you ______ ______ ________ ________ ________ on the floor like this!

　　答案：mustn't leave all your clothes

　　8．万维网(全球网www)有时候被开玩笑的成为全球等待(www)因为它有时会非常慢。

　　The World Wide Web is sometimes jokingly called the World Wide Wait because it ________ ________ ________ ________.

　　答案：can be very slow

　　9．约翰答应他的医生不再吸烟了，且从那时起就再也不吸了。

　　John promised his doctor he ________ ________ ________， and he has never smoked ever since.

　　答案：would not smoke

　　10．他可以免费进入，但他还是付了座位费。

　　He paid for a ticket, when he ________ ________ ________ free.

　　答案：could have entered

Ⅲ. 单句改错