1、锦峰实验学校锦峰实验学校 蔡达佳蔡达佳Can/Could you help me?如果你需要别人的帮助，你应该怎么跟如果你需要别人的帮助，你应该怎么跟对方说对方说：_.情态动词表示请求情态动词表示请求 canCan you help me?I can dance very well.表请求表请求表能力表能力could情态动词表示请求情态动词表示请求 canCould you tell me your name?I could not dance at the age of 4.表请求表请求表能力表能力could情态动词表示请求情态动词表示请求 mayMay I borrow your pen?
2、It may be Tom.表请求表请求表猜测表猜测情态动词表示需求情态动词表示需求 mustWe must do a lot of homework every day.情态动词表示需求情态动词表示需求 needNeed I stay at home?You neednt stay at home.You need to change the bus.实义动词实义动词判断判断needneed1.We need to buy some apples.2.You need clean your room.3.She needs to return home on time.4.I need do
3、 my homework at once.5.We need some apples.（实义动词）（实义动词）（情态动词）（情态动词）（实义动词）（实义动词）（实义动词）（实义动词）（情态动词）（情态动词）情态动词表示建议情态动词表示建议Would you like to have dinner with me?would情态动词表示建议情态动词表示建议We should obey traffic rules.We had better wash our hands.情态动词基本原则情态动词基本原则情态动词情态动词+动词原形动词原形中考链接中考链接（20202020江西）江西）The work
4、 is too hard for him.He _finish it on time.A.cant B.mustntC.shouldntD.neednt A 中考链接中考链接（20202020成都）成都）-What would you buy for your sister as the birthday present?-I havent decided.I _ buy her a bag.A.shallB.mayC.mustB 中考链接中考链接（20192019重庆）重庆）-Mr.Wang,can I finish my homework tomorrow?-Sorry,you _.A.c
5、antB.dontC.needntD.wont A 情态问答情态问答 Can I？May I?-Yes,you can.-No,you cant.中考链接中考链接（2018 2018 福州）福州）-Mom，must I finish my homework now?-No,you _.You may have supper first.A.mustntB.needntC.cant B情态问答情态问答 Must I？Need I?-Yes,you must.-No,you neednt.情态问答情态问答 Would you like to?-Yes,Id love to./Id like to.Sum upSum up情态动词基本用法情态动词基本用法 cancouldmaymustneedwouldshouldhad better
