1、缺主语缺宾语缺定语时间地点方式原因主语从句人:who人:who/whomWhichWhenWhereHowWhy物:what物:what备注主语从句中不缺任何成分时,That不能省.主语从句中只能用Whether.主语从句中可用It代替主语.表语从句人:who人:who/whomWhichWhenWhereHowWhy(系动词后)物:what物:what备注It is becauseThe reason whyis/was that表语从句中不能用If.只能用as if.同位语从句不填人:who/whom不填WhenWhereHowWhy(the news等)物:what备注that if/t
2、hat what可以隔开当有解释为建议,要求,命令时,要用虚拟宾语从句人:who人:who/whomWhichWhenWhereHowWhy(动词or介词后)物:what物:what备注 I assare you that 我向你保证 I inform you that 我告诉你 主语+谓语+it+(adj)+that+宾语从句 宾语从句中,用陈述句语序除:Whats wrong with you?Whats the matter with you?Whats the trouble with you?doubt 用法:sb.doubt+WH-sb dont doubt+that sb nev
3、er doubt+that Do sb.doubt +that定语人:who/that人:who/whom/thatWhoseWhenWherehowwhy物:that/which物:that/which/不填of whichin whichin whichby whichfor whichof whomon whichon whichat whichat which备注:the way in which /the way that/the way 不填 the same as 和 the same that区别 such.as和such.that区别 situation/case/envio
4、nment/condition +Where point when/point where during which time.在期间 by which time.到时间为止状语从句连接词时间状语从句when wheneverwhileasbeforeaftertilluntilsinceas soon ashardly.whenno soonerthanevery timeby the timethe moment.地点状语从句 where wherever anywhere everywhere状语从句连接词原因状语从句becauseassincefor fear thatconsider
5、ing thatseeing thatin casenow that.结果状语从句thatso(that)such that目的状语从句soso thatin order thatlestin case条件状语从句ifunlesssupposinggiven(that)in case/on condition(that)so(as)long as.让步状语从句thoughalthoughifeven though/ifwhilewhateverin spite ofwhereverhoweverwheneverwhoever方式状语从句 as as if/though比较状语从句as.asnot so/as.asthe same assuchasthanthe morethe more