摘要:课本原句:All the computers must be shut down when you leave. 离开时你必须把所有的计算机关掉. 真题:The whole company for a three weeks’ summer holiday. A. shut down B. shut off C. shut up D. shut away要点点拨:shut down意为“关闭;停工;歇业 ;shut off意为“关掉 等;shut up意为“关闭;住嘴 等;shut away意为“隔离;隔绝 .答案:A

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