精选优质文档-倾情为你奉上一、单项填空(从题中所给的A、B、C、D四个选项中，选出最佳选项)1.While meeting with Trump on April 7th at Florida resort, President Xi Jinping suggested that the two sides _ the annual exchange programs they have agreed on.A. check out B. call outC. carry out D. carry on2.Must I turn off the gas after cooking?Of course. You _ careful _ with that.A. cannot be, too B. are never, tooC. can be, enough D. can never be, enough 3.She _ the first winte
