高中英语句型归纳1
bedoing/beabouttodo/beonthepointofdoing/haddone…,when…(when:这时,强调一个动作的突然发生)•1)
Iwaswalkingalongtheriver,whenIheardadrowningboycryforhelp
Iwasabouttoleavewhenitbegantorain
Ihadjustfinishedmytestpaperwhenthebellrang,announcingtheexamwasover
Itwas(not)+时间段+before+一般过去时过了一段时间就……
Itwill(not)be+时间段+before+一般现在时要过一段时间才会…Itis/hasbeen+时间段+since…
Itwas+点时间+when…
Itwas+时间状语+that…
(强调句)•1)
Itwasnotlongbeforehesensedthedangeroftheposition
不久他就意识到他处境危险(动作已发生)•2)
Itwillbehalfayearbeforeyougraduatefromtheschool
还有半年你才从这个学校毕业(动作未发生)•3)
Itis3yearssinceheworkedhere
=helefthere
(since从句中的谓语动词若是延续性动词,要从这个动作结束的时候算起)•4)
Itwas3o’clockwhentheyreceivedthetelephone
•5)Itwasat3o’clockthattheyreceivedthetelephone
,表示时间和条件•1)Onceyouunderstandwhattheteacherexplained,youwillhavenodif