一星期后，他又打电话问国家气象台：“你能否肯定地告诉我，今年冬天是不是很冷？”

A week later, he calls again. "Are you positive the winter will be very cold?"

youdao

被车子撞倒后，他在医院里度过了一星期。

(Having been) Knocked down by a car, he spent a week in the hospital.

youdao

一星期后，他知悉了她的死讯她在纽约丧生。

A week later, he knows her death. She lives in New York.

youdao

一星期后他将回来。

He will come back in a week.

youdao

一星期后他回来了。

He came back a week later.

youdao

一星期后我在公园看见他。

I saw him in the park a week later.

youdao

一星期后我在公园看见他。

I saw him in the park a week later.

youdao