【正文】 n eraser是單數(shù)) （2）There is an orange，five apples and eight bananas in the bag.(并列主語中的第一個主語an orange是單數(shù))D．情態(tài)動詞型 情態(tài)動詞型句子的構(gòu)成為“主語+情態(tài)動詞+動詞原形”，情態(tài)動詞和動詞原形一起構(gòu)成謂語，表示說話人對所敘述的動作或狀態(tài)的看法。（Be動詞）一般現(xiàn)在時中的be動詞有四中形式: am is are be其中：am用于一人稱主語I之后，構(gòu)成I am…句型。 are用于二人稱you或復(fù)數(shù)主語we, they之后，構(gòu)成You/We/They are…句型。 如：Be careful! 當心！1. Jim __________(be) a hardworking student at school.2. __________(be) Tom and Sam in the same class?3. Your school life __________(be) very interesting.4. There __________(be) a pen, two rulers and some books on the desk.5. The boys __________(be) very friendly to me.6. Maria __________(be not) from the .7. __________(be) there any trees and a pool in the yard? 8. I want to __________(be) a teacher.9. Mr. Wang can’t __________(be) at home, because the lights are off.10. Don’t __________(be) late for school again.二、 用所給詞的適當形式填空。（實義動詞）主語（一，二人稱或三人稱復(fù)數(shù)） + 動詞原形主語（三人稱單數(shù)） + 動詞三人稱單數(shù)形式（動詞s/es）否定句中（don’t, doesn’t） + 動詞原形疑問句中（Do, Does + 主語） + 動詞原形1. Tom often __________(take) a talk after supper.2. Tom and I usually __________(go) to school by bike.3. Does Lin Tao __________(like) reading storybooks?4. What classes do you __________(have) today?5. How often does the girl __________(watch) TV?6. Where do they __________(live) now?7. Every year many people __________(lose) their lives in traffic accidents.8. Sam doesn’t __________(get) up early in the morning.9. Each of them __________(have) a nice schoolbag.10. They each __________(sleep) late at night.四、 句型轉(zhuǎn)換。疑問句：將be動詞提到主語之前。（情態(tài)動詞）否定句：直接在情態(tài)動詞之后加not。1. My mother may speak a little English.（變否定句） My mother __________ __________ speak a little English.2. We should be careful when we cross the street.（變一般疑問句） __________ __________ be careful when we cross the street?3. Must I finish my homework at once?（作肯定和否定回答） Yes, __________ __________. No, __________ __________.4. Tom can recite a Chinese poem.（對劃線部分提問） What __________ Tom __________?六、 句型轉(zhuǎn)換。即描述已經(jīng)發(fā)生過了的事情。例如： I always went to school on foot last year. 去年我通常走路去上學(xué)。如： ①I was a student ten years ago.(主語+be動詞+名詞) ②They were hungry just now.（主語+be動詞+形容詞） ③The bike was under the tree yesterday.(主語+be動詞+介詞短語) ④It was rainy last Sunday. ⑤They were very happy at Kangkang’s birthday party.B．did型did型由行為動詞過去式充當謂語，表示以前做過的某事，其構(gòu)成為“主語+動詞過去式動詞”。用法遵循“就近原則”，D．情態(tài)動詞型情態(tài)動詞型句子的構(gòu)成為“主語+情態(tài)動詞過去式could+動詞原形”，情態(tài)動詞過去式和動詞原形一起構(gòu)成謂語，表示主語過去或曾經(jīng)能做的事情。（Be動詞）一般過去時中的be動詞有兩種形式: was和were其中：was用于單數(shù)主語之后，構(gòu)成I/she/he/It was…句型。1. I __________(be) a little girl at that time.2. When __________(be) you born?3. Maria __________(be) born in Cuba.4. The weather yesterday __________(be) very cold.5. They __________(be) very happy at Kangkang’s birthday party yesterday.6. What __________(be) the date the day before yesterday?7. __________(be) you at home a moment ago?8. Where __________(be) your parents last Saturday?9. My mother __________(be not) in Chongqing last month.10. How __________(be) the weather this morning?二、 用所給詞的適當形式填空。1. Jane __________(can) speak Chinese well when she was only five.2. __________(can) they dance the disco last year?3. I __________(can not) sleep well last night.4. What __________(can) you do just now?三、 用所給詞的適當形式填空。然后判斷該動詞是屬于規(guī)則動詞還是不規(guī)則動詞。1. I __________(like) reading books before. But now I don’t. 2. She __________(watch) TV late yesterday evening.3. We __________(clean) up our classroom a moment ago.4. __________ they __________(have) any bread this morning?5. What __________ you __________(do) the day before yesterday?6. Tom __________(go) to visit the Great Wall last year.7. Mr. Wang __________(sing) an English song just now.8. __________ Lin Tao have a good time at the party last Sunday?9. We __________(not porform) ballet yesterday. We __________(recite) a poem.10. The wind yesterday __________(blow) strongly.四、 句型轉(zhuǎn)換。疑問句：將was/were提到主語之前。（情態(tài)動詞）肯定句：直接在could后加not.疑問句：將could提到主語之前。（實義動詞）否定句：didn’t + 還原動詞疑問句：Did + 主語 + 還原動詞1. I went to Sichuan with my friends during summer holidays.（變否定句） I __________ __________ to Sichuan with my friends during summer holidays.2. She recited a poem at Kangkang’s birthday party.（變一般疑問句） __________ she __________ a poem at Kangkang’s birthday party?3. They did their homework half an hour ago.（變否定句） They __________ __________ their homework half an hour ago.4. Tom sang a song beautifully yesterday.（對劃線部分提問） What __________ Tom __________ yesteray?5. Jim took many pictures in winter holidays.（變一般疑問句） __________ Jim __________ many pictures in winter holidays?6. Did the kid hurt himself just now?（做否定回答） No, __________ __________.7. They knew the girl in blue well?（對劃線部分提問） Who __________ they __________ well?8. I forgot to close the door yesterday evening.（對劃線部分提問） What __________ you __________ to do yesterday evening?現(xiàn)在（正在）進行時【定 義】現(xiàn)在（正在）進行時表示說話的瞬間正在進行或發(fā)生的事情。 She is showing her friend around the city . 她正在帶一位朋友游覽城市?？隙ň湫问剑篒 + am 動詞ing. 如：I am reading (read) an interesting story book now.She/He/It + is 動詞ing. 如：Tom is reading (read) an interesting story book now.We/You/They + are動詞ing. 如：They are reading (read) an interesting story book now.否定句形式：直接在be（am, is, are）之后加not，其余照抄。如：Is Tom reading (read) an interesting story book now? Are they reading (read) an interesting story book now?特殊疑問句：首先分析劃線部分的意思，確定用哪個疑問詞（what, where, who, when, which, whose, how, how many, how much, what shape, what colour, what … doing, where … going, what … do）,然后再將原句變?yōu)橐话阋蓡柧湫问剑磳e動詞提到主語之前，其余的不變）。如：—Where is your mom, Tom? —Oh, she is cooking in the kitchen.⑤ 前面早就闡明是現(xiàn)在的短