2023年中考英语二轮复习课件 情态动词与虚拟语气

语法在线 一、情态动词 问题 英语中情态动词有哪些？ 翻译下列句子，指出句中的情态动词 1.Eat what you can;can what you can't. 能吃的全吃掉，吃不了的制成罐头。第一个can和 can't是情态动词。 语法在线 问题 2.You need to inform me of any latest information in time. 你有必要及时通知我任何最新信息。句中无情 态动词。 3.She doesn't dare go out alone at night. 晚上她不敢单独外出。句中无情态动词。 4.When asked why she was so kind,she would just smile.每当问到她如此善良的原因时，她只是微笑。 would是情态动词。 语法在线 问题 除了can,would以外，英语中还有很多情态动 词。常见情态动词有：must,can(could), may(might),ought to,need,dare shall(should), will(would)have (had)to,used to,had better,would rather. 注意：need,dare也可用作实义动词。 语法在线 问题 2 情态动词用法上有何共同特征？ 把下列句子变为否定句，疑问句（每空一词） 1.He shall join the army next autumn. 否定句：He shall not join the army next autumn. 疑问句：Shall he join the army next autumn? 语法在线 问题 2 2.We shall have a get-together this weekend. 否定句：We shall not have a get-together this weekend. 疑问句：Shall we have a get-together this weekend? 语法在线 问题 2 3.I dare say he is innocent. 否定句：I dare not say he is innocent. 疑问句： Dare say he is innocent? 语法在线 问题 2 4.You need give a further explanation of your design. 否定句：You need not give a further explanation of your design. 疑问句：Need you give a further explanation of your design? 语法在线 问题 2 0°结论0 情态动词用法的共同特征： 1.肯定句中放在谓语动词之前：主语十情态动词 十动词原形。 2.情态动词无人称和数的变化。 3.大部分情态动词有现在式和过去式两种形式。 4.否定式构成是在情态动词后面直接加not”。 5.疑问句将情态动词直接提到主语前。 语法在线 问题 can/could有哪些用法？ 翻译下列句子，体会情态动词can/could的用法 1.Take care while fishing!You know not all the children can swim. 钓鱼时小心些！你知道不是所有孩子都会游泳。 2.I think the work can be completed ahead of time. 我认为这项工作能提前完成。 语法在线 问题 2 3.You can't take the book out of the room. 你不可以将这本书拿出室外。 4.It can be quite windy there,especially in Spring 那里有时容易刮风，特别在春季。