她捡起垃圾，扔进了垃圾桶。

She picked up the litter and threw it in the trash can.

他捡起垃圾，把它扔进垃圾桶。

He picked up the rubbish and put it in the bin.

我们应该捡起垃圾，保持环境整洁。

We should pick up the trash to keep the environment clean.

我们必须捡起垃圾，保持城市清洁。

We must pick up rubbish and keep our city clean.

一个人可以通过捡起垃圾而做出改变。

One person can make a difference by picking up litter.