1、總復(fù)習(xí),情態(tài)動(dòng)詞,情態(tài)動(dòng)詞（Modal Verbs）,情態(tài)動(dòng)詞本身有一定的意義但不完整， 因此不能在句子中獨(dú)立作謂語(yǔ)， 只能和動(dòng)詞原形一起構(gòu)成謂語(yǔ)， 即：情態(tài)動(dòng)詞 + 動(dòng)詞原形， 表示說(shuō)話人對(duì)某一動(dòng)作或狀態(tài)的語(yǔ)氣或態(tài)度。 情態(tài)動(dòng)詞通常沒(méi)有人稱和數(shù)的變化。,1. must “必須，應(yīng)該”, 否定式 must not = mustnt “不許、不準(zhǔn)” 2. have to “不得不，必須”, 有人稱、數(shù)以及時(shí)態(tài)上的變化。 3. should “應(yīng)該，應(yīng)當(dāng)”，表示勸告、建議。否定式 should not = shouldnt “不應(yīng)該” 4. can 表示能力、許可或可能。 作為情態(tài)動(dòng)詞，有時(shí)態(tài)但無(wú)

2、人稱變化， 否定式是cannot = cant, 過(guò)去式是could, 過(guò)去式的否定式是could not = couldnt.,Can/ could,can 表示能力； could 用于一般過(guò)去時(shí)，表示過(guò)去的能力 -Can you swim? -Yes, I can. / No, I cant. When I was one years old, I couldnt walk. Now I can walk. can和could表示許可或請(qǐng)求許可， could語(yǔ)氣更委婉客氣，may比較正式。 -Can I borrow this book? -Im sorry you cant. -Coul

3、d you help me with my English? No problem.,選擇疑問(wèn)句,說(shuō)話者提出兩個(gè)或兩個(gè)以上的選項(xiàng), 讓對(duì)方選擇回答。 其結(jié)構(gòu)是： 一般疑問(wèn)句或特殊疑問(wèn)句加選擇部分，選擇部分用or。 朗讀時(shí)，前面用升調(diào)，最后一個(gè)選項(xiàng)用降調(diào)。 回答時(shí)，須選擇回答，不能用yes或no回答。 -Can you dance to disco or perform ballet? -I can perform ballet. -Which subject do you like best, English,Chinese or math? I like English best.,had

4、better do sth.最好做某事 had better not do sth.最好不要做某事 =d better do sth.,( )1.Lucy, can you draw? _ But I can sing Chinese songs. A.No, I cant. B.Yes, I cant. C.Yes, I can. ( )2.Mom, can I have more chocolates? _ You cant eat too much. A.Thats OK!B.No way!C.Yes, you can. ( )3. _ Alice perform ballet two

5、years ago? No, she _ . But now she _ . A.Can; cant; could B.Could; can; can C.Could; couldnt; could D.Could; couldnt; can ( )4.Can you play ping-pong _ basketball? I can play ping-pong. A.and B.or C.but D.with,( )5.I can play the guitar. _ can you do? I can also sing English songs. A.Something else

6、B.What else C.What ( )6.Can Bill _ the party? Of course, he can. A.comesB.comes to C.come to ( )7.Could you ride a bike when you were 5 years old? _ A.Yes, I could. B.Yes, I couldnt. C.Yes, I can.,( )8.It is very cold outside. Youd better _ warm clothes. A.to wear B.wearC.wearing D.wears ( )9.Can you tell me the way to the bank? _ A.Yes, please. B. Sure.C.Dont ask me. ( )10.Can you speak Engli