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hard they worked, they couldn’t satisfy the boss.A.No matter howeverB.HowC.WhateverD.No matter how

编辑:chaxungu时间:2026-04-24 12:50:03分类:高中英语题库

_______ hard they worked, they couldn’t satisfy the boss.
A.No matter howeverB.HowC.WhateverD.No matter how在线课程D
解析:
词组no matter意为“不管;
无论”,与疑问词how连用,相当于however,引导让步状语从句。选项A中no matter不与however连用,因为however相当于no matter how, how不能引导让步状语从句,选项C中whatever引导让步状语从句时,在从句中能作主语、表语、宾语或定语,但不能作状语。