文本内容:
2019-2020年高中英语Unit4Astronomythescienceofthestars语法探究新人教版必修3Teachingaims:Grasptheattributiveclauseanduseitfreely课前自学(SBP29Discoveringusefulstructuresparts2-3)语法知识精讲主语从句在复合句中作主句的主语,引导主语从句的有从属连词thatwhether以及连接代词whowhatwhichwhoeverwhateverwhichever和连接副词whenwherewhyhow等例如:Thatshewaschosenmadeusveryhappy.她当选了我们很高兴Whatcausedtheaccidentisapletemystery.什么导致了这次事故还完全是个谜Whoeverestothepartywillreceiveapresent.参加聚会的每个人都将收到份礼物注意上述例句中的主语从句都在句首,但为了使句子结构平衡,避免头重脚轻,常用it作形式主语,而把从句放在后面例如Itisapitythatshehasmadesuchamistake.她犯了这样一个错误,真遗憾It’sreportedthatthreepeoplewerekilledintheaccident.据报道,事故中三人丧生语法同步练习用适当的连词填空
1._____hesaidatthemeetingsurprisedusgreatly.
2.Ithasbeenfound____plasticscanbewidelyusedinindustry.
3.Itworriedheralot_________herwalletwaslost.
4.Canyoutellme________thatmanwas
5.Iwonder____wecandoabouttheproblemofpollution.
6.Ikno...。