[There be結(jié)構(gòu)]there be意為“某處有某物”。"/>

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        新目標(biāo)英語(yǔ)七年級(jí) (下)重點(diǎn)語(yǔ)法聚焦

        2015-08-12 19:27:15屈培華
        關(guān)鍵詞:原形喇叭狀語(yǔ)

        屈培華

        <\\Huxi\劉鄲\2015年湖南版\7~8期\七年級(jí)\喇叭.tif>[There be結(jié)構(gòu)]

        there be意為“某處有某物”。如:

        There is a park in front of our school. 我們學(xué)校前有個(gè)公園。

        there be結(jié)構(gòu)表示“某地存在某物或某人”。它的基本句式為:there be +主語(yǔ)(名詞)+地點(diǎn)狀語(yǔ),其中there是引導(dǎo)詞,本身無(wú)詞義,也不發(fā)生變化,而真正的主語(yǔ)是后面的名詞,相當(dāng)于:主語(yǔ)(名詞)+ be + 地點(diǎn)狀語(yǔ)。如:

        There is a restaurant next to the park. 緊挨著公園有個(gè)飯店。

        there be結(jié)構(gòu)的一般疑問(wèn)句只需把be動(dòng)詞提前,回答時(shí)根據(jù)主語(yǔ)變化用Yes, there is/ are. 或No, there isnt/ arent. 如:

        —Are there any teachers in the office? 辦公室里有老師嗎?

        —No, there arent. 不,沒(méi)有。

        由there引導(dǎo)的這種結(jié)構(gòu),動(dòng)詞be (is, are)放在主語(yǔ)之前,需與其在數(shù)方面保持一致,主語(yǔ)是不可數(shù)名詞或單數(shù)可數(shù)名詞時(shí)用is,若為復(fù)數(shù)時(shí)用are。當(dāng)there be結(jié)構(gòu)中有兩個(gè)或兩個(gè)以上主語(yǔ)時(shí),謂語(yǔ)動(dòng)詞be應(yīng)與鄰近的主語(yǔ)在數(shù)上保持一致,即“就近原則”。如:

        There is a girl and two boys in the classroom. 教室里有一個(gè)女孩和兩個(gè)男孩。

        <\\Huxi\劉鄲\2015年湖南版\7~8期\七年級(jí)\喇叭.tif>[一般過(guò)去時(shí)]

        句式結(jié)構(gòu)

        (1)be動(dòng)詞過(guò)去時(shí)的句式:

        否定句是在was/ were后面加not;一般疑問(wèn)句是把was/ were提前放到句首。

        (2)實(shí)義動(dòng)詞過(guò)去時(shí)的句式:

        ① 肯定式:主語(yǔ)+動(dòng)詞過(guò)去式+其他

        ② 否定式:主語(yǔ)+ did not (didnt) +動(dòng)詞原形+其他

        ③ 一般疑問(wèn)式:Did +主語(yǔ)+動(dòng)詞原形+其他?

        ④ 特殊疑問(wèn)式:特殊疑問(wèn)詞+ did +主語(yǔ)+動(dòng)詞原形+其他?

        活動(dòng)環(huán)境

        (1)主要用于過(guò)去某個(gè)時(shí)間發(fā)生的動(dòng)作或存在的狀態(tài),句中通常有表示過(guò)去的時(shí)間狀語(yǔ);

        (2)表示過(guò)去一段時(shí)間內(nèi)經(jīng)?;蚍磸?fù)發(fā)生的動(dòng)作,此時(shí)常與often, always等表示頻度的時(shí)間狀語(yǔ)連用;

        (3)敘述已去世人的情況;

        (4)如果有些情況發(fā)生的時(shí)間不是很清楚,但實(shí)際上是過(guò)去發(fā)生的,也應(yīng)用一般過(guò)去時(shí)。

        時(shí)間狀語(yǔ)

        (1)yesterday及其構(gòu)成的短語(yǔ);

        (2)由“l(fā)ast +時(shí)間名詞”構(gòu)成的短語(yǔ);

        (3)由“介詞+表示過(guò)去的時(shí)間名詞”構(gòu)成的短語(yǔ);

        (4)由“一段時(shí)間+ ago”構(gòu)成的短語(yǔ);

        (5)其他一些表示過(guò)去時(shí)間的短語(yǔ)。

        <\\Huxi\劉鄲\2015年湖南版\7~8期\七年級(jí)\喇叭.tif>[祈使句 ]

        祈使句常常用來(lái)表達(dá)命令、請(qǐng)求或者建議。主語(yǔ)“you”通常省略,并且謂語(yǔ)動(dòng)詞用原形。句尾用感嘆號(hào)或句號(hào),讀的時(shí)候用降調(diào)。

        (1)肯定句式結(jié)構(gòu):

        Be動(dòng)詞+其他成分。如:

        Be a good boy! 做個(gè)好孩子!

        Let +人(或者人稱代詞的賓格) +動(dòng)詞原形。如:

        Let me have a look. 讓我看一看。

        其他動(dòng)詞類。如:

        Stand up, please! 請(qǐng)起立!

        (2)否定句式結(jié)構(gòu):

        祈使句的否定句式結(jié)構(gòu)通常是在肯定結(jié)構(gòu)前加Dont。如:

        Dont ask me when Im busy! 別在我忙的時(shí)候問(wèn)我!

        (3)特殊用法:

        即“無(wú)動(dòng)詞祈使句”,常常用于一些表示禁止的標(biāo)語(yǔ)牌上。如:

        No parking! 禁止停車!

        No smoking! 禁止吸煙!

        No swimming! 禁止游泳!

        (4)加強(qiáng)語(yǔ)氣的祈使句:Do +動(dòng)詞原形。如:

        Do write to me soon! 一定要快點(diǎn)給我寫信呀!

        <\\Huxi\劉鄲\2015年湖南版\7~8期\七年級(jí)\喇叭.tif>[現(xiàn)在進(jìn)行時(shí)]

        現(xiàn)在進(jìn)行時(shí)表示現(xiàn)在或現(xiàn)階段正在發(fā)生或進(jìn)行的動(dòng)作或者存在的狀態(tài)。由“系動(dòng)詞be (am, is, are) +動(dòng)詞的現(xiàn)在分詞(v-ing)”構(gòu)成。其中am, is, are在人稱和數(shù)上要與主語(yǔ)保持一致。

        句式結(jié)構(gòu):

        肯定式:主語(yǔ) + am/ is/ are + v-ing

        否定式:主語(yǔ) + am/ is/ are + not + v-ing

        一般疑問(wèn)式及其回答:

        Am/ Is/ Are +主語(yǔ)+ v-ing?

        Yes, 主語(yǔ)+ am/ is/ are.

        No, 主語(yǔ)+ am not/ isnt/ arent.

        特殊疑問(wèn)式:特殊疑問(wèn)詞+ am/ is/ are +主語(yǔ)+ v-ing?

        判定方法:

        (1)現(xiàn)在進(jìn)行時(shí)在多數(shù)情況下是通過(guò)now來(lái)判定的。

        (2)以動(dòng)詞Look!或Listen!等開頭的句子,提示我們說(shuō)話時(shí)動(dòng)作正在進(jìn)行,應(yīng)用現(xiàn)在進(jìn)行時(shí)。

        (3)描述圖片中人物的動(dòng)作時(shí)常用現(xiàn)在進(jìn)行時(shí),以示生動(dòng)。

        (4)通過(guò)前后的語(yǔ)言環(huán)境、時(shí)間等來(lái)說(shuō)明動(dòng)作發(fā)生的時(shí)間,也可由特定的語(yǔ)境來(lái)表達(dá)。

        <\\Huxi\劉鄲\2015年湖南版\7~8期\七年級(jí)\喇叭.tif>[訓(xùn)練基地]

        Ⅰ. 單項(xiàng)選擇。

        ( )1. Look! The girls ______ cards over there.

        A. play B. playing C. is playing D. are playing

        ( )2. —What are the girls doing?

        —They ______.

        A. are looking English books B. are seeing a film

        C. are listening the music D. watching a film

        ( )3. ______ weekend, I ______ an old friend in London.

        A. Last; visited B. Last; visiting

        C. This; visit D. This; am visit

        ( )4. ______ there a bike and two men under the tree?

        A. Is B. Are C. Have D. Has

        ( )5. —______ take off your coat, Kate. Its cold today.

        —OK.

        A. Dont B. Cant C. Youd better D. Please

        ( )6. —______ you in Australia last year?

        —Yes, I ______.

        A. Were; was B. Were; were C. Was; were D. Was; was

        ( )7. —How did you ______ the weekend?

        —I helped my mother cook food.

        A. spend B. to spend C. spending D. spent

        ( )8. We ______ the end-of-year exam yesterday.

        A. have B. had C. are D. are having

        ( )9. —When ______ you ______ the room?

        —Last Monday.

        A. do; clean B. did; clean C. are; cleaning D. does; clean

        ( )10. —______ yesterday?

        —It was rainy.

        A. How was the weather like B. What was the weather

        C. How is the weather D. What was the weather like

        Ⅱ. 用所給動(dòng)詞的適當(dāng)形式填空。

        1. I can take Wang Gang there when he ______ (come) to visit.

        2. ______ her brother ______ (like) playing football every day?

        3. Its nine oclock. His grandfather ______ (lie) in bed.

        4. He ______ (have) fun in the Palace Museum yesterday.

        5. Many people ______ (run) in the park every Sunday morning.

        6. How ______ (be) the weather last winter?

        7. On weekdays, when ______ you ______ (get) up?

        8. Jims cousin ______ (do) his homework every day. But he ______ (not do) it yesterday.

        9. Look! The boy ______ (put) on his sweater by himself.

        10. I ______ (buy) a new dictionary the day before yesterday.

        11. —______ you ______ (know) the boy over there?

        —Which boy?

        —The boy who is ______ (sit) near the window of the classroom.

        12. I like ______ (read), but I like ______ (go) to the cinema this evening.

        13. Would you like ______ (go) to the park this afternoon?

        14. Dont ______ (agree) with him. Hes wrong.

        15. They ______ (practice) writing at school now.

        Keys:

        Ⅰ. 1~5 DBAAA 6~10 AABBD

        Ⅱ. 1. comes 2. Does; like 3. is lying 4. had

        5. run 6. was 7. do; get 8. does; didnt do

        9. is putting 10. bought 11. Do; know; sitting 12. reading; to go

        13. to go 14. agree 15. are practicing

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