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高三英语一轮复习 专题9 情态动词与虚拟语气 Ⅰ.语法单句填空 1．Time is very limited, so you ________ get to that mountain village within 15 minutes. 答案：shall 句意为：时间很有限，你必须在十五分钟以内到达那个山村。shall与第二、三人称连用，表示命令，意为“一定，必须”。 2．—What does the sign over there say? —No person ________ bring drinks into the student computer room. 答案：shall 句意为：——那边的标志是什么意思？——不允许任何人带饮料进入学生计算机室。shall表示规定、法令等中的义务，意为“应该，必须”。 3．I ________ have passed my examination easily, but I made too many stupid mistakes. 答案：could/would/might 句意为：我本能很轻松地通过考试，但我犯了很多愚蠢的错误。与过去事实相反，主句用would/could/might/have done。 4．I'm really concerned about you. If something ________ happen to you, call me at once. 答案：should 句意为：我真的很关心你。你如果发生了什么事，马上打电话给我。should do表示对将来的虚拟。 5．Some scientific evidence suggests musical training before the age of seven ________ have a significant impact on the brain's development. | 
