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有。as if, as though, because也可用來引導表語從句。She seems as if she had done a great thing.她看起來好像做了一件大事。It is because you eat too much.那是因為你吃得太多了。特別注意:if 不能引導表語從句。賓語從句在句子中起賓語作用的從句叫做賓語從句。賓語從句的注意事項1. 賓語從句必須用陳述語序。He is wondering whenhe canfinish this difficult job.2. 有時候可以用it 作形式賓語,而把真正的賓語從句放在后面。I thoughtitimpossiblethat he could finish this job in just two hours.He leftitto my judgmentwhether we should continue this project.3. 帶有賓語從句的復合句的否定形式一般是否定主句。Idon’t thinkhe likes the English teacher.4. 主句一般過去時態(tài),從句也要用過去時態(tài)。Hewantedto know why hewas cryingin the corner.賓語從句的引導詞和主語從句的引導詞基本相同。點擊這里:請參考主語從句的引導詞。賓語從句可以作及物動詞的賓語,作短語動詞的賓語,介詞的賓語。特別注意:if“是否”,可以做賓語從句的引導詞;不能做主語從句的引導詞。及物動詞后的賓語從句Everybody knowsthat money doesn’t grow on trees.誰都知道錢不是長在樹上。Do you knowwhere I can find her?你知道在什么地方可以找到她?Have you decidedwhere you will go for a holiday?你有沒有決定到什么地方去度假?短語動詞后的賓語從句Please go and find outwhen the train will arrive.請去弄清楚火車什么時候到。The teacher pointed outthat Tom hadn’t studied hard enough.老師指出湯姆學習不夠努力。That depends onhow you do it.那得看你怎么做的。形容詞后的 “that從句”形容詞后的 “that從句”She was gladthat everything was all right.她很高興一切都很順利。I am sure (that) he is here now.我確信他現(xiàn)在已經(jīng)來了。They were insistent (that) we be ready. (Formal)他們堅持我們得做好準備。