一、情态动词可以放在句首,具有助动词作用,可以用来构成否定句,疑问句及用于简单回答。例如: 1.Can you sing an English song? 你会唱英语歌吗? Yes I can. 是的,我会。 2.Can you help me? 你能帮助我吗? 3.Can I stay with you tonight? 我今天晚上能和你在一起吗? 4.Can you speak English? 你会说英语吗? 5.Can you finish this project before 3 o’clock? 你能在三点之前完成这个项目吗? 6.May you have a very happy life! 祝你们生活幸福美满! 7.May you succeed! 祝你成功! 二、情态动词可以放在英语句子主语的后面,动词的前面,需要注意的是,情态动词后面需要接动词原形,即不带to的不定式。 1.She may lose her way. 她可能迷路了。 2.My mother may come back. 我的妈妈可能回来了。 3.He may well refuse to speak to you,because he's in a bad mood. 他很可能拒绝和你说话,因为他的情绪不好. 4.It may rain. 可能要下雨. 5.She may come or she may not. 她也许来,也许不来. 6.We must stay here. 我们必须待在这儿。 7.He must stay here. 他必须待在这儿。 8.We must call the police as soon as possible. 我们必须马上报警。 9.He must finish his homework as soon. 他必须马上完成他的作业。 10.You must play piano three hours in the day. 你必须一天弹三个小时的钢琴。 |