5B3U4Grammar主语从句.pptVIP

wh-引起的名词性从句与wh-ever引起的名词性从句的区别 1．__________you are, you should obey the rules. 2.It is generally considered unwise to give a child_________ he or she wants. 3．_________comes will be welcome. 4. _________will go there is not decided yet. 5.______ will be our monitor hasnt been decided yet. Noun clauses as the subject Unit 4 Grammar 1. ______ watch was lost is unknown. 2. ________ you did is right. 3. _________ we will go for an outing tomorrow remains unknown. 4. ______ we need is time. 5. ______ will be our monitor hasnt been decided yet. whether what who whose whatever Use the words below to fill in the blanks. Whether What Whatever Whose Who There’re subject clause(主语从句) in these sentences. Can you find them? 主语从句 (Subject Clause) 如果一个句子在句中充当一个主语, 那么这个句子就是主语从句。 1. Whose watch was lost is unknown. Summarize the form(结构) of the sentence. Whose watch was lost is unknown. 连接词 从句 主语 从句 谓语 主句 谓语 主句 其它 Form(结构): 表语从句 + + + + 其它 + ( ) 连接词 从属连词：that whether 连接代词: what who which whatever… 连接副词: where when why how that/whether 1. That the earth moves around the sun is well known. 2. Whether he will come or not is not known yet. that 1.位于句首，不能省略 2.无意义 3.不作成分，仅作引导词 whether 1.位于句首，不能省略 2.意义：“是否” 3.不作成分，仅作引导词 What you need is more practice. Which one is the best is not clear. Whoever comes will be welcome. Where he has gone is a question. Why there is gravity is hard to understand. How he can earn a living remains a big problem. 连接代词/副词 宾语 定语 主语 关系代词 1.位于句首，不能省略 2.作句子成分(主语/宾语/表语/同位语/定语) 3.有相对应的意义 关系副词 地点状语 原因状语 1.位于句首，省略 2.作句子成分(时间/地点/原因/方式状语) 3.有相对应的意义 方式状语 引导主语从句连词有that, whether, who, what, whatever, why, when, how等。 2. 连词位于句首不能省略。 3. 主语从句大多数情况下视为第三人称单数, 主句谓语动词要用单数，但在关系代词what引导的主语从句后谓语动词的数要根据句意而定。 小结 What I need is money. What I need are books. 总结归纳： ________等同类词既可以引导名词性从句， 也可以引导让步状语从句， 而 ____________等只能引导让步状语从句。 whatever no matter what ____________ you go and __________you do, I’ll be right here waiting for you. wherever whatever No matter where no