题目内容
9.Mary,put on your coat,______ you'll catch a cold.( )A. | and | B. | or | C. | so | D. | but |
分析 玛丽,穿上你的大衣,否则你会感冒.
解答 答案:B and,和,表示并列关系;or,或者,否则,表示选择关系;so,于是,所以,表示因果关系;but,但是,表示转折关系;"祈使句,or+表示将来的简单句"是固定句型,此处or表示"否则";应选B.
点评 掌握常用连词的不同用法,结合给出语境,根据语法规则作出正确解答.
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