新概念頻道為大家整理的新概念英語語法總結(jié)：代詞It的用法 ，供大家參考。更多閱讀請查看本站 新概念英語網(wǎng)頻道。
一、代詞it
用法例句
代替前文提到過的東西或事情，用作人稱代詞This is a new dictionary. I bought it yesterday.
這是一本新詞典，我昨天買的。
Tom joined the army last mouth. Do you know about it?
湯姆上月入伍了，你知道這事嗎?
代替指示代詞，起著this或that的作用Is this your car? No, it isn’t.
這是你的汽車嗎?不是。
What’s that? —It’s a video.
那是什么?它是一臺錄像機(jī)。
Whose room is this? —It is theirs.
這是誰的房間?是他們的。
指明某人或某物的身分，還可指不明性別的嬰兒Who’s there? It’s me. (It’s John)
誰在那兒?是我。(是約翰)
Go and see who it is that rings. It’s Bill.
去看看是誰來的電話，是比爾。
The Greens have a new baby. It’s lovely.
格林家有一個新生嬰兒。它很可愛。
指時間，距離，自然現(xiàn)象(天氣，氣候，明暗)量度，價值等It’s Sunday today. 今天是星期天。
It’s three months since he came here.
自從他來到這里，已經(jīng)三個月了。
How far is it to the Great Wall.
到長城有多遠(yuǎn)?
It’s getting dark. 天快黑了。
—How much is the coat? —It’s ninety dollars.
這件衣服多少錢?九十美元。
二、引導(dǎo)詞it
用法例句
形式主語代替不定式短語It is up to you to decide. 這事要由你決定。
It makes me happy to hear you have recovered.
聽說你恢復(fù)了健康，這使我很高興。
代替動名詞短語It’s no good smoking. 吸煙沒有好處。
It’s worthwhile working the whole night on the problem.
用整夜的時間來研究那個問題是值得的。
代替主語從句It doesn’t matter what you do. 你干什么都沒有關(guān)系。
It seems that everyone has known the news.
好象大家都知道這個消息。
形式賓語代替不定式短語I consider it better to be early.
我認(rèn)為能夠早一些更好。
We found it impossible to get there before July .
我們覺得，要在七月以前到達(dá)那里是不可能的。
代替動名詞短語We thought it no use doing that.
我們認(rèn)為做那事沒有用。
代替賓語從句The teacher makes it clear that everyone should hand in his homework on time.
老師清楚地指出，每個人都應(yīng)該按時交作業(yè)。
三、it在強(qiáng)調(diào)結(jié)構(gòu)中
強(qiáng)調(diào)句型：It is (was) +被強(qiáng)調(diào)部分+ that (who) + 其它
強(qiáng)調(diào)部分例句
主語It is I who am to blame. 是我該受責(zé)怪。
It was your uncle that (who) came yesterday.
昨天來的是你叔叔。
賓語It was a new pen that Mother gave me .
母親給我的是一支新鋼筆。
狀語地點It was in the classroom that I left my umbrella.
我把雨傘就落在了教室里。
時間It is at eleven that the train leaves.
火車是在十一點鐘離開。
方式It was just as he ordered that I acted.
我正是照他吩咐的那樣做的。
原因It was because he was in trouble that I tried my best to help him.
正是因為他處境困難我才盡力幫助他。
賓補(bǔ)It was red that we painted the gate.
我們把門油漆成紅的顏色。
It was chairman that they elected him .
他們選他擔(dān)任的是主席的職務(wù)。
說明：原句的謂語動詞如果是現(xiàn)在或?qū)頃r態(tài)用It is … that (who)如果原句謂語動詞是過去時態(tài)，則用It was … that (who)。在強(qiáng)調(diào)時間，地點，原因或方式時不要用when, where, how, 必須用that。
一、代詞it
用法例句
代替前文提到過的東西或事情，用作人稱代詞This is a new dictionary. I bought it yesterday.
這是一本新詞典，我昨天買的。
Tom joined the army last mouth. Do you know about it?
湯姆上月入伍了，你知道這事嗎?
代替指示代詞，起著this或that的作用Is this your car? No, it isn’t.
這是你的汽車嗎?不是。
What’s that? —It’s a video.
那是什么?它是一臺錄像機(jī)。
Whose room is this? —It is theirs.
這是誰的房間?是他們的。
指明某人或某物的身分，還可指不明性別的嬰兒Who’s there? It’s me. (It’s John)
誰在那兒?是我。(是約翰)
Go and see who it is that rings. It’s Bill.
去看看是誰來的電話，是比爾。
The Greens have a new baby. It’s lovely.
格林家有一個新生嬰兒。它很可愛。
指時間，距離，自然現(xiàn)象(天氣，氣候，明暗)量度，價值等It’s Sunday today. 今天是星期天。
It’s three months since he came here.
自從他來到這里，已經(jīng)三個月了。
How far is it to the Great Wall.
到長城有多遠(yuǎn)?
It’s getting dark. 天快黑了。
—How much is the coat? —It’s ninety dollars.
這件衣服多少錢?九十美元。
二、引導(dǎo)詞it
用法例句
形式主語代替不定式短語It is up to you to decide. 這事要由你決定。
It makes me happy to hear you have recovered.
聽說你恢復(fù)了健康，這使我很高興。
代替動名詞短語It’s no good smoking. 吸煙沒有好處。
It’s worthwhile working the whole night on the problem.
用整夜的時間來研究那個問題是值得的。
代替主語從句It doesn’t matter what you do. 你干什么都沒有關(guān)系。
It seems that everyone has known the news.
好象大家都知道這個消息。
形式賓語代替不定式短語I consider it better to be early.
我認(rèn)為能夠早一些更好。
We found it impossible to get there before July .
我們覺得，要在七月以前到達(dá)那里是不可能的。
代替動名詞短語We thought it no use doing that.
我們認(rèn)為做那事沒有用。
代替賓語從句The teacher makes it clear that everyone should hand in his homework on time.
老師清楚地指出，每個人都應(yīng)該按時交作業(yè)。
三、it在強(qiáng)調(diào)結(jié)構(gòu)中
強(qiáng)調(diào)句型：It is (was) +被強(qiáng)調(diào)部分+ that (who) + 其它
強(qiáng)調(diào)部分例句
主語It is I who am to blame. 是我該受責(zé)怪。
It was your uncle that (who) came yesterday.
昨天來的是你叔叔。
賓語It was a new pen that Mother gave me .
母親給我的是一支新鋼筆。
狀語地點It was in the classroom that I left my umbrella.
我把雨傘就落在了教室里。
時間It is at eleven that the train leaves.
火車是在十一點鐘離開。
方式It was just as he ordered that I acted.
我正是照他吩咐的那樣做的。
原因It was because he was in trouble that I tried my best to help him.
正是因為他處境困難我才盡力幫助他。
賓補(bǔ)It was red that we painted the gate.
我們把門油漆成紅的顏色。
It was chairman that they elected him .
他們選他擔(dān)任的是主席的職務(wù)。
說明：原句的謂語動詞如果是現(xiàn)在或?qū)頃r態(tài)用It is … that (who)如果原句謂語動詞是過去時態(tài)，則用It was … that (who)。在強(qiáng)調(diào)時間，地點，原因或方式時不要用when, where, how, 必須用that。