一 般 現(xiàn) 在 時 與 一 般 過 去 時 一般現(xiàn)在時 一般現(xiàn)在時構成用法常用時間1。主語+ 動詞原形 2。 主語+ 動詞的s/ es1、表示經常、習慣性動作。Tom often goes swimming2、表示一種客觀事實或真理。The moon is round。always 總是sometimes 有時often / Usually經常every day /week /year 動詞三人稱單數(shù)形式的構成構成規(guī)則例詞1、一般在動詞原形末尾加 s look looks start starts2、結尾是 o, s , sh, ch , 的動詞加 es go goes passpasses wash washes watch watches3 、結尾是“輔音字母+y”的動詞, 先變“y”為“i”再加-es study studies carry carries play -plays (元音字母+y 的，則不變） 一、主語不是三人稱單數(shù)時 肯定： 主+ 動詞原形 We often go swimming.否定: dont+動原 We often dont go swimming. 疑問: Do+主+動原 ? Do you often go swimming? Yes , we do. / No , we dont.1. I often _ letters to my friend. ( write )2. They usually _ playing football after school . (like )3. Sometimes we_ _ in PE class .( not run )4. When _ you _ up every day ? (get )5. The students _ lessons on Sunday .( not have ) 二、主語為三人稱單數(shù)時, 肯定：主+ 動詞的 s/ es Tom often goes swimming. 否定: doesnt+動原 Tom often doesnt go swimming. 疑問: does+主+動原 ? Does Tom often go swimming? Yes , he does . / No , he doesnt. 1. Jack _ to go to school by bike every day. ( have ) 2. My mother often _ to work . ( walk ) 3. Sometimes Lucy _ lunch at home .( not have ) 4. Where _ your sister _ ? ( work ) 1. H e _English in a school.I _maths in a school. ( teach) 2. I often _TV. (watch ) My brother often _books .(read) 3. H e _ classes every day. (have) 4.They _ shopping on Monday. (not go ) 5.Tom _ a bike every day. (not ride)6. My parents _(not like ) fish.8. What _ you _ ?(do )9.Where _ your uncle _? (live)10. When _she usually _up?( get) teaches teach watch reads hasdont go doesnt ride dont likedo dodoes workdoes get 一般過去時 一般過去時構成用法常用時間主語+動詞的過去式1、表示過去某個時 間發(fā)生的動作或存在的狀態(tài)。2、表示過去經?；?反復發(fā)生的動作。yesterdaylast nightin 1990two days ago 規(guī)則動詞過去式的構成構成規(guī)則例詞1、一般在動詞原形末尾加 ed look looked play played start started2、結尾是 e 的動詞加 - d live lived hope hoped use used3、末尾只有一個輔音字母的 重讀閉音節(jié)詞，先雙寫這 個輔音字母，再加ed stop stoppedplan plannedtrip tripped4、結尾是“輔音字母+y”的動詞， 先變“y”為“i”再加ed study studiedcarry carried 用 法1、表示過去某個時間發(fā)生的動作或存在的狀態(tài)。 H e was here yesterday. I got up at six thirty yesterday morning. My father was at work yesterday afternoon. Did you have a good time last summer?2、表示過去經?；蚍磸桶l(fā)生的動作。 My father often went to work by bus last year. When I was a child, I often listened to music. 構 成 肯定： 主+ 動詞過去式 We went swimming last weekend. 否定: didnt+動原 We didnt go swimming last weekend. 疑問: Did+主+動原 ? Did you go swimming last weekend? Yes , we did. / No , we didnt.1. I _ letters to my friend last night. ( write )2. They _ playing football after school a year ago. (like )3. we_ PE class yesterday.( not have )4. Where_ you _ last Sunday ? (go )5. They_ the G reat Wall in 1998 .( visit ) PRACTISE改寫句子：1、Lucy did her homework at home.（改否定句） Lucy _ _ her homework at home.2、H e found some meat in the fridge.（變一般疑問句) _ he _ _ meat in the fridge?3、She stayed there for a week.（對劃線部分提問） _ _ _ she _ there?4、There was some orange in the cup.（變一般疑問句) _ there _ orange in the cup? didnt do Did find any H ow long did stay Was any