高中英語(yǔ)句型歸納 高中英語(yǔ)句型歸納

　　高中英語(yǔ)句型歸納

　　1. be doing/ be about to do/ had done…, when…(when：這時(shí), 強(qiáng)調(diào)一個(gè)動(dòng)作的突然發(fā)生)

　　1). I was walking along the river, when I heard a drowning boy cry for help.

　　2). I was about to leave when it began to rain.

　　3). I had just finished my test paper when the bell rang, announcing the exam was over.

　　2. It was (not ) + 時(shí)間段+before +一般過(guò)去時(shí) 過(guò)了一段時(shí)間就……..

　　It will (not )be+ 時(shí)間段+before +一般現(xiàn)在時(shí) 要過(guò)一段時(shí)間才會(huì)…

　　It is/ has been +時(shí)間段+ since…..

　　It was +點(diǎn)時(shí)間+ when…..

　　It was +時(shí)間狀語(yǔ)+ that …..(強(qiáng)調(diào)句)