C it What time is it It is

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C. it用于表示时间、距离、天气、温度和潮水 的说法中: —What time is it? —It is six. —What’s the date? —It’s

C. it用于表示时间、距离、天气、温度和潮水 的说法中: —What time is it? —It is six. —What’s the date? —It’s the third of March. —How far is it to York? —It is 400 kilometres. —How long does it take to get there? —It depends on how you go. It’s raining/snowing/freezing. It’s frosty.有霜冻。

It is a fine night.今晚很晴朗。 It’s full moon tonight.今晚月圆。 In winter it’s/it is dark

It is a fine night.今晚很晴朗。 It’s full moon tonight.今晚月圆。 In winter it’s/it is dark at six o’clock. It is hot/cold/quiet/noisy in this room. It’s high tide/low tide.涨潮了/落潮了。 注意下列句子: It’s/It is three years since I saw him. 相当于:I haven’t seen him for three years. 我已经有三年没见到他了。

2. 如不定式是句子主语,通常把it置于句首而把 不定式放在后面: It is easy to criticize. 批评是容易的。而不说: To criticize is easy. 又如:

2. 如不定式是句子主语,通常把it置于句首而把 不定式放在后面: It is easy to criticize. 批评是容易的。而不说: To criticize is easy. 又如: It is better to be early. 宁早勿晚。而不说: To be early is better. It seems a pity to give up now. 现在放弃好像很遗憾。而不说: To give up now seems a pity.

如果将it+be置于find/think(that) 之后,通常be和that可省略: He thought(that)it(would be) better to say nothing. 他认为不说话为妙。 We found it impossible

如果将it+be置于find/think(that) 之后,通常be和that可省略: He thought(that)it(would be) better to say nothing. 他认为不说话为妙。 We found it impossible to get visas. 我们发现不可能拿到签证。

其他用法: It never occurred to me that perhaps he was lying. 我从没想到过他可能是在说谎。 It struck

其他用法: It never occurred to me that perhaps he was lying. 我从没想到过他可能是在说谎。 It struck me that everyone was unusually silent. 大家都异乎寻常地沉默使我感到 吃惊。

E. it/this可代表句中前面提到过的短语、 从句或动词: He smokes in bed,though I don’t like it. (it=his smoking in

E. it/this可代表句中前面提到过的短语、 从句或动词: He smokes in bed,though I don’t like it. (it=his smoking in bed) 他躺在床上抽烟,尽管我不喜欢他这样。 He suggested flying,but I thought it would cost too much.(it=flying) 他建议坐飞机去,可我认为这样花费太大。