in后加什么词性

in用作介词

1.表示在某范围或者空间内的某一点，常译作“在……内/里面”。如：The story happened in Sichuan Province.故事发生在四川省内。You can see thousands of stars twinkling in the sky.你会看到成千上万颗星星在空中闪耀。

2.表示在某物的形体或范围中，常译作“在……内，在……中”。如：She was still lying in bed at eight this morning.今天早上八点钟时她还在被窝里躺着。He was so hurried that he left the key in the lock.他是如此地匆忙，竟把钥匙忘在锁里面了。

3.表示构成的`整体/局部，包含……在内。如：All the paintings in his collection were bought in Japan.他收藏的所有的画都是在日本买的。We can clearly recognize his farther in him.在他身上我们可以清楚地看到他父亲的影子。

4.表示在某段时间以后，后面接表示一段时间的名词短语。如：We’ll return in a few days.我们几天后就回来。

Mom will be well again in three weeks’ time.妈妈三周后就会好的。

5.表示穿着，戴着。如：

He was dressed in a dark suit at the funeral.葬礼上他穿者一套深色西服。

The lady in white was in charge of the company.那位白衣女子掌管着这家公司。

6.用于描述具体的环境。如：

Now they are still standing in the rain.他们现在还在雨中站着呢。

They could see nothing in the darkness.黑暗中他们什么也看不见。

7.表示所处状态或状况或表示正在进行的动作。如：

I bought the car ten years ago, yet it is still in good condition.我这辆车是十年前买的，现在仍然很好。