人教版英語八下unit 10《i’ve had this bike》（section a-2）課件-預(yù)覽頁
【正文】 et “仍然 , 還” 這兩個(gè)副詞常常用于完成時(shí)態(tài) , 其中 already 常用于肯定句 , yet常用于否定句和疑問句中。 ? 一般過去時(shí)： 一般過去時(shí)只表示過去的動(dòng)作或狀態(tài)，和現(xiàn)在不發(fā)生關(guān)系（即動(dòng)作或狀態(tài)在現(xiàn)在已經(jīng)結(jié)束），它可以和表示過去的時(shí)間狀語連用。 （“買”這一動(dòng)作發(fā)生在過去，對(duì)現(xiàn)在造成的結(jié)果是：擁有兩個(gè)蘋果。 He has just had his meal．他剛吃過飯。 Mr. Brown has been in Shanghai for three days. 布朗先生來上海已經(jīng)有三天了。 如： I’ve just been to the post office. 我剛才去郵局了。ve been to Beijing three times. 我去過北京三次。 如 : —Where is Tom? 湯姆在哪里？ —He has gone to the bookshop. 他到書店去了。 (說話人認(rèn)為他過去到過香港 , 現(xiàn)在已不在該地。 （ 2） since后須接“時(shí)間點(diǎn)” He has studied English since 1999. 他從 1999年開始學(xué)英語。 (4) since能引導(dǎo)時(shí)間狀語從句 (主句用現(xiàn)在完成時(shí)，從句用一般過去時(shí) )，而 for則不能。 如 ： This is the first time that Jenny and Danny have been to China. 這是珍妮和丹妮第一次來屮國。t heard from him for 3 weeks. (√) 非延續(xù)性動(dòng)詞和延續(xù)性動(dòng)詞的轉(zhuǎn)換 leave — be away borrow — keep buy — have begin/start — be on die — be dead finish be over open sth — keep sth open fall ill — be ill get up—be up, e here — be here, join — be on +組織機(jī)構(gòu) /be a member 組織機(jī)構(gòu) , go there — be there, bee — be, e back—be back, fall asleep — be asleep, get to/ arrive/reach — be (in), leave — be away from, get to know — know, go (get) out —tie out， put on—wear, catch a cold —have a cold, get married—be married 等。s a long time since we ____ (meet) last, isn’t it? 2. I know you ___________ (choose) a picture book among these. Yes, Have a look at it, please. 3. So far, spaceships without people ___________ (reach) the moon and some other parts of the universe. 4. My father____ home for nearly three weeks. A. has gone away from B. has left C. has been away from D. went away 5. Mr. and Mrs. Green have_____ in China for a week. A. been B. got C. arrived D. reached met have chosen have reached C A Homework ?Practice more exercises about since and for. ?Preview the next part.
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