用act as造句，短一些，最好不要扯到过去时态，将来时态之类。 active也造，还有activity。 一个一句。

Question

如题所述

Answer 1

I act as a policeman in this film.——我在这部电影中饰演一名警察
I am active to go shopping——我购物很活跃（我热衷购物）
I often take part in my company activity. 我经常参加公司活动

我给你来短的……追问

意思呢？不错，你补上意思就好了。

Answer 2

That sofa also acts as a bed.
那沙发也可当床。
He acted as chairman in my absence.
我不在时他担任主席。

Mr.Jack was onceactivein thechurch, buthehasbackslidden.
杰克先生一度在教会里很活跃，但他已变得不虔诚了。

Peaceandstability in the worldneed the activeinvolvementofChina.
世界和平和稳定需有中国的积极参与。

Theactivityhadustied up for awholeweek.
这次活动让我们忙了整整一星期。
Come with us, maybeyoucanservemeinthisactivity.来吧，也许在这次行动中你会给我帮上忙追问

强调 “短一些，最好不要扯到过去时态，将来时态之类的”
你没做到。

追答

自己造 学了英语白学了啊

追问

一点礼貌都没有~哼~

本回答被网友采纳

Answer 3

he acts as a hero.
he is active.
The activity is successful.