导航 重点短语 1.in case 以防；以防万一 to .extent到..程度；在..程度上 3. on duty值班；值勤 4.be stuck in 被困在 5.stay calm 保持镇静 6.get into trouble 惹麻烦 7.play the role of 扮演.…角色 8.dream of doing梦想做
导航 重点短语 1.in 以防;以防万一 2. ...extent 到……程度;在……程度上 3. duty 值班;值勤 4.be stuck 被困在 5.stay 保持镇静 6.get into 惹麻烦 7.play the role 扮演……角色 8.dream doing 梦想做 case to on in calm trouble of of
语法图解 导航 情态动词 Shall I/he wait for 一、 三人称征 you outside? 询对方意见 Nothing shall stop us二、三人称命令、警告 from helping her. 允诺、威胁、决定等 The work must be finished as soon as possible. According to the rules, shall must 可能性There must be some mistakes. he shall be fired50yuan.法令、条约等 能力I can swim,but Ican't skate. You should be polite to your teacher.应该should can 许可Can I use your dictionary? You oughtn't to smoke so much.应该ought to 可能性What can the children be doing2 There used to be a building 能力He could write music when he was four. at the street corner. 过去常常used to could许可倭婉)Could I see your passport? He couldn't have watched TV yesterday He has to leave his home.不得不have to 可能性for I saw him in the lab, 情态动词 You needn't ask him the9 uestion,需要need 许可You may go now. may 可能性The snake may be dangerous. How dare he do such a thing?敢于dare 许可委婉Might I go to the hospital to see my father? might can的过去式could表示能但不一定做， 可能性They might have been killed by radiation. be able to表示能且已经做了 have to表示客观因素，must表示主观意志 意愿Iwill tell you all about it. will would表示过去习惯性的倾向， 习惯Fish will die without water. used to表示过去和现在对比 注释 Would you mind cleaning should表示主观看法，ought to 意愿（委婉）the window? 语气重，表示客观或规定 would Every time she was in trouble, 习惯she would go to him for help
语法图解 导航 情态动词
导航 探究发现 阅读下列句子，体会情态动词在句中的含义 1.can/could Can/Could you pass me the book? 你能给我递一下书吗？ He can't have been to that town. 他不可能去过那个镇。 He could help us at all.他完全可以帮助我们
导航 探究发现 阅读下列句子,体会情态动词在句中的含义 1.can/could Can/Could you pass me the book? 你能给我递一下书吗? He can’t have been to that town. 他不可能去过那个镇。 He could help us at all.他完全可以帮助我们
导航 2.may/might You may take the book home. 你可以把书带回家去。 Might/May I use your dictionary? 我可以用你的词典吗？ He told me he might be here on time. 他告诉我说他能按时来
导航 2.may/might You may take the book home. 你可以把书带回家去。 Might/May I use your dictionary? 我可以用你的词典吗? He told me he might be here on time. 他告诉我说他能按时来
导航 3.will/would I'll do my best to catch up with them. 我要尽全力赶上他们。 He said he would help me.他说他会帮助我。 It's hot.Will/Would you open the windows? 天气太热了。你能打开窗户吗？
导航 3.will/would I’ll do my best to catch up with them. 我要尽全力赶上他们。 He said he would help me.他说他会帮助我。 It’s hot.Will/Would you open the windows? 天气太热了。你能打开窗户吗?