It is ---結構句型的總結
1、作實詞： 指代前文提到的事物
Is this your pen?Yes，it is.
2、指代性別不明的小孩兒或未知的人
My baby is cute.It"s the apple in my eyes.
3、指代時間、天氣、距離等自然現象
It takes me ten minutes to go home.
4、It"s (about/high)time that…should+動詞原形/一般過去時
是該做某事的時候
It is time that we should go to bed.
It is time that we went to bed.
5、It is the + 序數詞 +time …+現在完成時
第幾次做某事了
It is the first time that I have driven by myself.
6、It was+段時間+before…
距離發生某事多長時間
It was ten years before I left school.
It was not long before they arrived.
7、It is/has been…since…
從……起多長時間了
It has been ten years since we last saw each other.
8、It is like sb. to do sth.
做某事是某人的行為
It"s like him to leave the work to others.
9、It is+過去分詞+從句
It is said that he has got married.
10、It作形式賓語
主語+v.+it+adj./n.(for/of) sb. to do/doing
I think it difficult for me to finish it on time.
It is ---結構句型的總結
1、作實詞： 指代前文提到的事物
Is this your pen?Yes，it is.
2、指代性別不明的小孩兒或未知的人
My baby is cute.It"s the apple in my eyes.
3、指代時間、天氣、距離等自然現象
It takes me ten minutes to go home.
4、It"s (about/high)time that…should+動詞原形/一般過去時
是該做某事的時候
It is time that we should go to bed.
It is time that we went to bed.
5、It is the + 序數詞 +time …+現在完成時
第幾次做某事了
It is the first time that I have driven by myself.
6、It was+段時間+before…
距離發生某事多長時間
It was ten years before I left school.
It was not long before they arrived.
7、It is/has been…since…
從……起多長時間了
It has been ten years since we last saw each other.
8、It is like sb. to do sth.
做某事是某人的行為
It"s like him to leave the work to others.
9、It is+過去分詞+從句
It is said that he has got married.
10、It作形式賓語
主語+v.+it+adj./n.(for/of) sb. to do/doing
I think it difficult for me to finish it on time.