第五讲 情态动词 品味经典 名师指津 1.—Where is my dictionary? I remember I put it here yesterday. —You ________ it in the wrong place. A.must put B.should have put C.might put D.might have put 解析 由语境“Where is my dictionary?”可以看 出 对 话 发 生 在 现 在 , 而 “I put it here yesterday.”告诉我们放置这一动作是发生在过去;所以“You ________ it in the wrong place.”是以现在为起点对过去动作的推测。A 项 must put 与 C 项 might put 中,情态动词后跟动词原形是对现在或将来的推测,而 B 项 should have put 中 should 表达“应该,竟然”之意,不符合语境的意义,故选 D 项 might have put,表示对过去动作的推测,意思是 “可能……”,用于陈述句中。 答案 D 2.—Turn off the TV, Jack.________ your homework now? —Mum, just ten more minutes, please. A.Should you be doing B.Shouldn’t you be doing C.Couldn’t you be doing D.Will you be doing 解析 由语境 “Turn off the TV, Jack.”及“Mum, just ten more minutes, please.”可以看出母亲对 Jack 的看电视行为非常生气。而 A 项 Should you be doing 及 D 项 Will you be doing 与“母亲非常生气”的语气不符合;B 项Shouldn’t you be doing 与 C 项 couldn’t you be doing 用的是反诘句形式表达气愤的语气,而 could 表示“能够”之意,语境中应表达“应该”之意,故选 B。 答案 B 3.Peter ________ be really difficult at times even though he’s a nice person in general. A.shall B.should C.can D.must 解析 由语境 “he’s a nice person in general”可以看出 Peter 一般情况下很好,由状语“at times”可知 Peter 偶尔也很难对付,故选 C,can 表示“偶尔可能,有时会……”。 C 4.—The room is so dirty.________ we clean it? —Of course. A.Will B.Shall C.Would D.Do 解析 shall 用于一、三人称的疑问句中,表示征求对方意见。根据答语“Of course.”可判断出对方在征求意见,“我们打扫一下好么?”,故选 B。另外,shall 用于二、三人称的陈述句中,表示命令、强制...