什么时候

When did you make the acquaintance of his brother?

你是什么时候认识他兄弟的?

The scientists are able to calculate accurately when the spaceship will reach the moon.

科学家能准确地计算出太空船什么时候抵达月球。

When do I need to use an apostrophe?

什么时候用撇号？

I don't mind when you have the salad — dig in!.

我不管你什么时候吃色拉——快吃罢！。

When are they sending the goods round?

他们打算什么时候把货物送过来?

There is no knowing when he will come.

无法知道他什么时候来。

When did Rigatoni get back from Rome?

那个佬什么时候从马回来了？

I haven't decided when to set off; I'm mulling it over.

"我还有定什么时候动身,我正在仔细考虑。"

Please notify us when you arrive, so that we'll be ready.

请通知我们你们什么时候到达, 以便我们做准备。

When is the next sailing to Ostend?

去奥斯坦德的下一班船什么时候开?

He had an unerring instinct for when people were lying to him.

他具有准确的直觉，能判断别人什么时候是在说谎。

When was universal suffrage introduced in your country?

贵国是什么时候实行普选权的？

They knew when to attack and when to retreat.

他们知道什么时候进攻和什么时候撤退。

Tom, when are you going to stop tearing around and settle down?

汤姆, 你什么时候才能不再到处游荡而安定下来呢?

Whenever did you find time to do it?

你什么时候有空做这事？

Whenever did he tell you that?

他什么时候告诉你的?

It is not certain when it will take place.

不能确定这事什么时候会发生。

Have they announced when the race will begin?

他们宣布比赛什么时候开始了吗?

Life is a loller coaster, and you never know when it turns.

生活就像过山车，你根本不知道他什么时候会转弯。

When will we get a crack at the championship?

我们什么时候才能参加锦标赛？