Unit1 Face Values Grammar 课件-2023-2024学年高中英语外研版（2019）选择性必修第三册

These words are important. They are important. Reading these words aloud is important. 主语 (名词、代词、doing可作主语) That we read these words aloud is important. 从句也可主语，称为 主语从句，相当于名词 That we read these words aloud is important. ________we read is important. ________we can finish it today is a problem. ________can help us solve it is a problem. ________book he can borrow is a problem. ________book of these he'll choose is a problem. ________he was born in LA is a problem. ________he found the lost wallet yesterday is crucial. ________he worked it out is unknown. ________he didn't come is unknown. ________breaks the window will be punished. What Whether Who Whose Which When Where How Why Whoever 主语从句的连词 意思 从句中担当成分 that whether what(ever),who(ever), whom(ever), whose, which(ever) when, where, why, how, how long/... 无意思 在从句中不作成分 是否 在从句中不作成分 什么/无论什么；谁；谁；谁的；哪一个/哪些; 在从句中作主语、宾语、定语 何时;何地;为什么；如何/怎么;多久/... 在从句中作状语 判断方式：看从句内是否完整不缺，缺什么，用什么 1) _______will attend the meeting hasn't been decided. 2) _______he became a scientist is known to us all. 3) _______he is from is unkown. 4) _______he will come is certain. 5) _______it will please him is easy to say. 6) _______side will win is not clear. 7) _______he did silly thing remains a mystery. 8) _______seems easy to some people seems difficult to others. 9) _______they will set out is not known yet. 10) ________arrives first will get a pen. Who How Where That Whether Which Why What When Whoever 考点2：从句作主语，主句的谓语单数 that与what _____you said yesterday is right. (2) _____she is still alive is a wonder. What That 主语从句中缺主、宾或表的sth，用what引导； 主语从句中意思、成分完整不缺，用that引导。 1) _________surprised us is his attitude. 2) _________he did it alone surprised us. 3) _________we know is his attitude. 4) _________it used to be is not important. 5) _________her hair turned grey worried her. What That What What What 考点3：that引导的主语从句，常常为保句子平衡，采用it作形式主语，把that引导的主语从句放后面作真正主语。 That she is still alive is a wonder. That her hair turned grey worried her. It is a wonder