高二英语语法-与it有关的主要句型

　　与it有关的主要句型

　　it强调句型

　　知识总结归纳：

　　(一)it用做形式主语或形式宾语：根据句子结构的需要，it用做形式主语或形式宾语，而真正的主语或宾语(to do 短语，doing短语，名词性从句)则放在句尾。

　　主要句型：

　　It’s +形容词/名词+连词+名词性从句

　　to do sth.

　　doing sth.

　　find / make / think / feel it +形容词/名词+连词+名词性从句

　　to do sth.

　　doing sth.

　　例句：

　　1. It will become more and more important to have a good knowledge of English .

　　2. It’s usual for close friends to have similar ideas and beliefs .

　　3. It’s a pity that I didn’t think of it earlier.

　　4. It’s no use going there so early.

　　5. Out teacher thinks it no good learning without practice.

　　6. Didn’t I make it clear to you that I was not coming ?

　　7. We found it strange that no one would take the money.

　　(二)其他句型

　　1. It takes+时间段+sb.+ to do sth.

　　2. 表示“据说，据报道，/人们认为/相信/建议等

　　It’s said that…….

　　It’s reported that ……

　　It’s believed/thought/suggested that……

　　例句：

　　1. It generally takes time to reach this point—being on the same wavelength .

　　2. It is believed that the two children went off exploring(探险)on their own and get stuck on the cliff .

　　3. It’s suggested that we should have a meeting to discuss the problem .

　　4. It was once predicted(预测)that British and American English would become separate languages finally .

　　(三)it在强调句型中：在英语中，为了突出强调句子的某一个成分(谓语除外)，达到强调或使听话人特别注意这一部分的目的。便形成了一种强调句型。

　　It is / was+被强调的部分+that / who+句子的其他部分。

　　It is / was not until+时间+that+句子的其他部分。

　　例句：

　　1. I saw John on my way to school this morning.

　　It was John who/that I saw on my way to school this morning.

　　It was on my way to school that I saw John this morning.

　　It was this morning that I saw John on my way to school.

　　2. It was his best suit that John wore to the dance last night.

　　3. It was not until 1920 that regular radio broadcast began.

　　4. It was the strange way things looked and sounded in my familiar room at night that frightened me so much .

　　5. It was the kindness and sympathy in their eyes that prevented me from doing so .