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一、单项选择。 1、Both his parents look sad . Maybe they _________what's happened to him . Ａ. knew Ｂ. have known Ｃ. must know Ｄ.will know 2、He has _______ been to Shanghai , has he ? Ａ. already Ｂ.never Ｃ.ever Ｄ. still 3、Have you met Mr Li ______？ Ａ. just Ｂ. ago Ｃ.before Ｄ. a moment ago 请下载附件： 点击下载 (责任编辑：admin) |