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四级词汇及结构复习
21. As we can no longer wait for the delivery of our order, we have to _______it.
A) postpone B) refuse C) delay D) cancel
注：postpone 推迟 refuse 拒绝 delay 推迟，拖延 cancel 取消
22. These books, which you can get at any bookshop, will give you _______ you need.
A) all the information B) all the informationsC) all of information D) all of the informations
