2007 年高考英语专项指导情态动词考点浅析 情态动词的运用是高考英语单项选择几乎每年必考的要点。根据近几年对全国和各省市的部分高考题和质检题分析，主要归纳为以下几个考查热点： 1. 情态动词 + have done 结构； 2. 情态动词表示推测和特定的语气 ; 3. 情态动词基本用法 . He may be a teacher. He may be reading in the classroom. He may have finished her homework. It must have been raining heavily when he got back, for he was wet over. 情态动词 +have done表示对过去所发生事情的推测或带有某 种语气 . 1. must have done ( 过去 ) 肯定 / 一定… ( 用于肯定句中 ) I didn’t hear the phone. I must have been asleep.2. can’t/couldn’t have done( 过去 ) 不可能… ＊— There were already five people in the car, but they managed to take me as well. —It couldn’t have been a comfortable journey. 3. may/might have done( 过去 ) 或许 / 可能做… ( 用于肯定或否定句中 ) ● He may not have finished the exercises, I’m afraid. 4. could have done ( 过去 ) 本能够做 ( 用于肯定或否定句中 , 带有责备、劝告之意 ) You could have done better, but you didn’t try your best.5. needn’t have done ( 过去 ) 本来不必做… ●When we got to the cinema, the film hadn’t started, so we needn’t have worried. ●—Mary didn’t turn up last night, did she? —No, she didn’t need to come. We had changed our plan.( 没有必要做而实际上也没做 ).6.should /ought to have done ( 过去 ) 本应该做 ( 而实际上未做 ), 用于否定句时则表示过去不该做的事反而做了 ( 带有后悔、埋怨或责备的语气）。 She shouldn’t have taken away my tape, for I wanted to use it.(06 陕西） As you worked late yesterday, you ___ have come this morning. B. may not C. can’t D. mustn’t A. needn’t◆(04 全国 ) Mr. White_____ at 8:30 for the meeting, but he didn’t show up. B. should arrive C. should ...
