through后面可加动词ing。through可作介词、副词和形容词三种词性，作为介词时，后面可接动词ing形式，也可接名词。through的基本含义有“通过”、“自始至终”、“贯穿”、“直达的”等。
through的中文意思及用法介绍
1、作为副词时，译为通过(障碍、阶段或测试);通过;从一端到另一端;自始至终;从头至尾。
例句：Put the coffee in the filter and let the water run through.
把咖啡放入过滤器里让水流过。
Don't tell me how it ends─I haven't read it all the way through yet.
先别告诉我书的结尾，我还没有看完呢。
The lights were red but he drove straight through.
红灯亮着，但他开车闯了过去。
2、作为介词时，译为穿过;贯穿;从…一端至另一端;透过…看到;隔着…听到;自始至终;从头到尾。
例句：The burglar got in through the window.
盗贼是从窗户进来的。
I couldn't hear their conversation through the wall.
我隔墙听不到他们的交谈。
The children are too young to sit through a concert.
这些孩子太小，音乐会没完就坐不住了。
Go through this gate, and you'll see the house on your left.
你穿过这道大门，就看到左面的房子了。
We'll be in New York Tuesday through Friday.
我们从星期二到星期五将一直待在纽约。
3、作为形容词时，译为(交通旅行)直达的，直通的，联运的，全程的;(火车)直达的;(道路或路线)直通的。
例句：The village lies on a busy through road.
那村庄坐落在一条繁忙的直达公路上。
Are you through with that newspaper?
你看完那份报纸了吗？
