代詞it用法打搜索

江蘇省連云港市贛榆區(qū)羅陽中學 陳傳光 供稿

代詞it用法打搜索

江蘇省連云港市贛榆區(qū)羅陽中學 陳傳光 供稿

【規(guī)則提煉】代詞it常用作人稱代詞和非人稱代詞。

1.用作人稱代詞，代替事、物或人等。

①用來指代動物或無生命的事物。例如：

Look at the koala.It is very cute.看這只考拉，它很可愛。

②用來指代不清楚性別的小孩或不明身份的人。例如：

Someone is knocking at the door.Please go and see who it is.有人在敲門，去看看是誰。

③用來指代前面提到過的事物。例如：

I can't find my pen.I think I must have lost it.我找不到我的鋼筆了。我想一定把它弄丟了。

2.用作非人稱代詞。

①指代時間、日期、天氣、溫度、距離等。例如：

It's windy today.今天天氣多云。

②用作形式主語，指代動詞不定式或從句。it作形式主語，常用于下列句型中。例如：

It is+形容詞+（of/for...）+to do sth.

It is necessary for us to learn English well.對于我們來說，學好英語很有必要。

It takes sb.some time to do sth.

It took me fifteen minutes to work out this math problem.我花了15分鐘解決這道數(shù)學題。

It is said/reported/...+that從句

It's said that Jay Chou will come to our city next month.據(jù)說周杰倫下個月將來我們城市。

③用作形式賓語，常見于“主語+think（s）/ find（s）+it+easy/difficult/hard/...+to do sth.”句型中。例如：

I find it easy to solve the problem.我發(fā)現(xiàn)解決這個問題很容易。

【牛刀小試】

Ⅰ.根據(jù)中文意思完成下列句子。

1.門外有個人，我不知道那會是誰。

There is somebody outside the door.I don't know________________________.

2.從我家到學校8公里。

________________________from my home to my school.

3.解決霧霾問題需要花很長時間。

________________________to solve the problem of haze.

4.據(jù)說他下個月要去北京。

________________________he will go to Beijing next month.

5.我發(fā)現(xiàn)學好英語很容易。

I________________________English well.

Ⅱ.同義句轉(zhuǎn)換，每空一詞。

1.There was a heavy snow last night.

________________________last night.

2.The village is about half an hour's walk from the town.

________about half an hour's walk from the town________the village.

3.We haven't seen each other for two years.

________has been two years________we saw each other last time.

4.I think the problem is difficult to deal with.

I think________difficult________________with the problem.

5.People believe that the rocks have been here for over two million years.

________________________the rocks have been here for over two million years.