來源:網(wǎng)絡(luò)資源 作者:中考網(wǎng)整理 2020-03-06 21:46:51
He has lost his wallet.他的錢包丟了。
We’ve had too much rain this year.今年雨水太多。
2、表示一個(gè)從過去某個(gè)時(shí)間開始,延續(xù)到現(xiàn)在,并可能延續(xù)下去的動(dòng)作。
He has worked here for over twenty years.他在這里工作已有20多年了。
3、表示說話前發(fā)生過一次或多次的動(dòng)作,現(xiàn)在成為一種經(jīng)驗(yàn),一般譯為漢語“過”,常帶有twice, ever, never, three times等時(shí)間狀語。
I have been to Beijing twice.我去過北京兩次。
重點(diǎn)語法
反意疑問句
反意疑問句由肯定陳述句加否定問句構(gòu)成,或者由否定陳述句加肯定問句構(gòu)成。
He's a student, isn't he?
She's not his mother, is she?
回答反意疑問句時(shí),要根據(jù)事實(shí)來回答。若事實(shí)是肯定的,則必須用 yes 回答。若事實(shí)是否定的,則必須用 no 回答。
---You're not ready, are you?你還沒有準(zhǔn)備好,對(duì)吧?
---No, I'm not.是的,我沒有準(zhǔn)備好。
---Yes, I am.不,我準(zhǔn)備好了。
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