Leaves fall off the trees in the autumn.

秋天，树叶纷纷从树上掉下来。

The kids are helping their mother to work in the garden.

孩子们在花园里帮母亲干活儿。

The food in cans can be preserved longer.

罐头保存的时间更长。

The stones by the sea is smooth.

海边的石头都很光滑。

The door of this house is made of glass.

这个房子的门是玻璃做的。

He is unpacking those birthday gifts.

他在拆那些生日礼物。

We have cleaned the garage.

我们把车库打扫干净了。

This microphone was broken.

这个麦克风坏掉了。

He touched my head gently.

他轻轻地摸了摸我的头。

This hours runs fast.

这匹马跑得很快。