Unit 13 Language StudyWord study & Modal Verbs Yan Dang Mountain Water canAbilityWhat Properties does water have?turn solid when frozen dissolve gases and solidsgive off gas when heated What does he/she hope he/she can do?AbilityShe can perform ballet( 芭蕾 ).He hoped he could fly a plane.On Oct.1...

时间:2024-12-07 10:20栏目:中学教育

Grammar Modal Verbs I. 情态动词的语法特征1. 情态动词不能表示正在 发生或已经发生的事情， 只表示期待或估计某事 的发生。2. 情态动词除 ought 和 have 外 , 后面只能接不带 to 的 不定式。 3. 情态动词没有人称 , 数的 变化，即情态...

时间:2024-11-21 12:15栏目:中学教育

练习1. A computer ______ think for itself; it must be told what to do. A. can’t B. couldn’t C. may not D. might not2.She has to answer for what she has done,____? A.doesn’t she B.hasn’t she C.has she D.does she3.You ___to the meeting this afternoon if you have something important to do. A....

时间:2024-11-20 20:27栏目:中学教育

情态动词情态动词•1．表示请求、征求对方意见时用may，shall（用于第一人称）;can，could，would(用于各种人称)，其中could，would语气更加委婉一些。如：MayIkeepthebookforanotherweek﹖ShallIopenthedoor?•Couldyoutellmewhomthisbikebelongsto﹖Wouldyoup...

时间:2024-11-20 08:40栏目:中学教育