華閱文章網* 加名詞 加過去分詞
首先，if后是不會加名詞的，因為if的詞性是連詞，后面跟句子。
倒是as if 后可加名詞，如： He acts as if (he was) a fool. 他做的事就像他是個傻子。然后，if后是可以加過去分詞的，表示被動。
如： If( they are) asked, they will help 。加入請他們幫忙，他們會同意。
If( you are) found talking, you will be asked to leave the examination room immediately.如果你被發現在講話，你將會被立即要求離開考場。
* 加名詞 加過去分詞
1.（表示條件）如果 ，主句用將來時，if從句用現在時表示將來
He will come if you invite him.
如果你請他，他會來的。
2. （表示虛擬）假如，要是
1）時態：可以表示過去，現在和將來的情況。它的基本特點是時態退后。
a. 同現在事實相反的假設。
句型： 條件從句主句
一般過去時should( would) +動詞原形
If they were here, they would help you.
b. 表示于過去事實相反的假設。
句型： 條件從句主句
過去完成時should(would) have+ 過去分詞
If she had worked harder, she would have succeeded.
The rice would not have been burnt if you had been more careful.
If my lawyer had been here last Saturday, he would have prevented me fromgoing.
If he had come yesterday, I should /would have told him about it.
含義：Hedid not come yesterday, so I did nottell him about it.
If he had not been ill and missed many classes, he would have made greaterprogress.
含義：He was ill and missed many lessons, so he did not make greater progress.
c. 表示對將來的假想
句型： 條件從句主句
一般過去時should+ 動詞原形
were+ 不定式would + 動詞原形
should+ 動詞原形
If you succeeded, everything would be all right.
If you should succeed, everything would be all right.
If you were to succeed, everything would be all right.
3. 是否= whether 連接賓語從句
I wonder if she is ill.
*或have+名詞+過去分詞怎么造句
have sth done
1. （主語）請/派別人完成某事。
① I had(=got) that door painted last week.上星期我請人把那扇門做了油漆。
② I had(=got) my teeth filled yesterday afternoon.昨天下午我請人補了牙。
2. （主語）完成某事（可能參與）。
① they are going to have (=got) some threes planted.他們打算植些樹。
② we must have (=got) the work finished by Tuesday.我們必須在星期二以前完成此項工作。
3. （主語）遭受某種不幸的情況。
① I had my hat blown off.我的帽子被（風）吹掉了。
② I had my leg broken when I got off the bus.下車時我的腿子摔斷了。
4. 用于否定句中，表示“不允許….”“不讓”。
① I won't have anything said against her.我不會允許有任何反對她的言論。
② I won't have my house turned into a hotel.不不會讓我的房子變成一個旅館。
*或have+名詞+過去分詞怎么造句
Hey Tom! May you get my English text book for me? Is on that desk.
嗨TOM. 麻煩你把我的英文課本拿過來。它在那個書桌上
I just got my new phone yesterday! Isn't it awesome?
我昨天買了新的手機，是不是很帥？
You have a pencil i can borrow? I forgot mine's at home.
你有沒有鉛筆我可以借？我的忘在家里了
希望這個能幫你啦。 如果你需要更多的。你可以叫我，因為這些對我都是很容易的。 我是外國人和中國的人。
