2022年asif用法歸納最新版本

1、as if 用法歸納 1 as if 從句的作用 as if 一般可由 as though 來代替；引導(dǎo)表語從句 ,可在 look, seem 等系動詞后；如：He looked as if / though he was ill. 他看起來似乎生病了；It seems as if it is going to rain.看來似乎要下雨了；引導(dǎo)方式狀語從句 ；如：I remember the whole thing as if / though it happened yesterday. The child talked to us as if he were a grown-up. 那個小

2、孩跟我們 講話就像個大人一樣；2 as if 從句的語氣準(zhǔn)時態(tài) as if 從句用 陳述語氣 ；當(dāng)說話者認(rèn)為句子所述的是真實的或極 有可能發(fā)生或存在的事實時,It sounds as if it is raining. 聽起來像在下雨；He talks as if he is drunk. 從他說話的樣子來看他是醉了；as if 從句用 虛擬語氣 ； 當(dāng)說話人認(rèn)為句子所述的是不真實的 或極少有可能發(fā)生或存在的情形時,表示與現(xiàn)在事實相反,謂語動詞用一般過去式；如：You look as if you didn t care. 你看上去似乎并不在乎；When a pencil is partly

3、in a glass of water, it looks as if it were broken表示與過去或與談話時間為止發(fā)生的事實相反 +過去分詞 ”；如：精選范本 ,供參考！,謂語動詞用 “ had He talked about the Great Wall as if he had been there before. 說起 長城來似乎他以前去過那里；The girl listened as if she had been turned to stone.女孩聽著,一動 也不動,像已經(jīng)變成了石頭；表示與將來事實相反 原形 ”；如：,謂語動詞用 “ would / could / m

4、ight + 動詞He opened his mouth as if he would say something. 他張開嘴似乎 要說什么；It looks as if it might snow. 看來似乎要下雪了；3 as if 從句中的省略；假如as if 引導(dǎo)的從句是 “主語 +系動詞 ”結(jié)構(gòu),可省略主語和系動詞等成份,這樣 as if 后就只剩下名詞、不定式、形容詞（短語）或動詞-ing 形式等；He acts as if he was a fool. 他做事像個傻子；He paused as if he was going to let the sad memory pass.

5、The girl left the room hurriedly as if she was angry. 女孩匆忙離開房間,似乎憤怒的樣子；From time to time, Jason turned round as if he was searching for someone. 詞匯學(xué)習(xí)1. A smelly gas came out of the cracks. smelly : smell+ y = adj. smell n./v smelt/ smelled 精選范本 ,供參考！擴展 : n.+y 構(gòu)成形容詞blood- mud- sun- cloud- rain- wind-

6、 taste- dream- ice- greed- fat- fog- health wealth 4. But the one million people of the city, who thought little of these events, were asleep as usual that night.think of 想起,考慮think little of 不重視,忽視 什么think nothing of 認(rèn)為沒think badly/poorly /ill of 對 看法不好,評判很低think well/much / highly/a lot/ a great d

7、eal of 價對 重視 / 高度評5. It seemed as if the world was at an end. at an end= finished 終止,終結(jié)（作表語） We were very happy when the work was at an end.at the end of“在終點；在 末”by the end of“到/ 截止 末” ；主句一般用完成時in the end 意思“ 最終、最終”= at last/ finally 1. Wash your hands at the end of_ the experiment. 2. How many Engl

8、ish words had you learned by the end of_ last 精選范本 ,供參考！term. 3. He tried various jobs and_in the end_ became a teacher. 7.In fifteen terrible seconds a large city lay in ruins.在可怕的 15 秒鐘內(nèi),一座大城市就沉淪在一片廢墟之中；lie lay lain 處于某種狀態(tài) ;躺,平躺,平臥 平放中文 原形 過 去 式 過去分詞 現(xiàn)在分詞 說明放置產(chǎn)lay laid laid laying 及物動詞卵躺;位于 lie la

9、y lain lying 不及物動詞說謊 lie lied lied lying 不及物動詞11.shock n.震驚 打擊 His sudden death was a great shock to his family. shock vt. 使震驚使震驚People were shocked shock.我們對這個消息感到震驚；We were shocked at the news. The news is shockingshock 表示情感的動詞 excite, surprise, interest, bore, move, shock, disappoint, satisfy, 變?yōu)樾稳菰~時可加 ing指物）或加 ed 指人）短語句型過關(guān)burst into sth. = burst out doing It seemed as if at an end= 精選范本 ,供參考！finished think well / highly of in ru