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智能题库>大学英语>下篇 第1章 词汇及语法结构 Exercise 3(选择题21~25题)
单选题

1、______David______Jack has such a bag. It must be ______.

2、He is very ______. He often______ his school things at home.

3、______interesting work it is!

4、The girl was seen ___ the office.

5、Peter is very angry about ______ of the changed timetable.