劍橋KET語法全概括(14)被動(dòng)語態(tài)+現(xiàn)在完成時(shí)(下)
以劍橋官方備考資料Complete Key for Schools為基礎(chǔ),根據(jù)中國(guó)考生特點(diǎn)進(jìn)一步提煉其語法精髓要點(diǎn)
全面涵蓋KET所有語法考點(diǎn)
對(duì)于考生易出錯(cuò)的語法概念做重點(diǎn)提示講解
1. 被動(dòng)語態(tài)
語態(tài)表達(dá)分主動(dòng)語態(tài)和被動(dòng)語態(tài):主動(dòng)語態(tài):I water the flowers everyday. (我每天都給花澆水)被動(dòng)語態(tài):The flowers are watered everyday.(花每天被澆一次水)
在以下情況下我們會(huì)使用被動(dòng)語態(tài):1)不知道是誰做的The window is broken.(窗戶被打破了)2)句中強(qiáng)調(diào)的是行為所帶來的影響,而不是實(shí)施行為的人These masks are made in China.(口罩是中國(guó)制造的)
被動(dòng)語態(tài)的形式是:be動(dòng)詞+動(dòng)詞過去分詞+byThe missing boy was found by the police.
注意:以be動(dòng)詞的使用來表示被動(dòng)語態(tài)的現(xiàn)在時(shí)和過去時(shí)The glass is filled with water.(杯子里現(xiàn)在裝滿了水)The glass was filled with water yesterday.(杯子里昨天裝滿了水)
2. 現(xiàn)在完成時(shí)
just:現(xiàn)在完成時(shí)中用just表示剛剛發(fā)生的事情I have just finished dinner.(我剛剛吃完晚飯)
already:已經(jīng)I have already finished dinner.(我已經(jīng)吃完晚飯了)
yet:用在否定句中,通常放于句尾,表示計(jì)劃做但是還沒有做的事情I have not finished dinner yet.(我還沒吃完晚飯)
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劍橋KET語法全概括(1)一般現(xiàn)在時(shí)+頻率副詞
劍橋KET語法全概括(2)現(xiàn)在進(jìn)行時(shí)+have got
劍橋KET語法全概括(3)可數(shù)與不可數(shù)名詞+many/much/a lot of/lots of/a few/a little
劍橋KET語法全概括(4)一般現(xiàn)在時(shí)與現(xiàn)在進(jìn)行時(shí)的比較+too/enough
劍橋KET語法全概括(5)比較級(jí)與最高級(jí)+時(shí)間介詞at,in,on
劍橋KET語法全概括(6)have to/must+主語代詞/賓語代詞的用法
劍橋KET語法全概括(7)一般過去時(shí)+祈使句
劍橋KET語法全概括(8)過去進(jìn)行時(shí)+can/can't/could/couldn't
劍橋KET語法全概括(9)動(dòng)名詞與動(dòng)詞不定式+將來時(shí)中的will
劍橋KET語法全概括(10)以going to引導(dǎo)的將來時(shí)+must/mustn't
劍橋KET語法全概括(11)條件狀語從句+something/anything/nothing/everything...
劍橋KET語法全概括(12)現(xiàn)在完成時(shí)(上)+should/shouldn't
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