About sb. And sth

某人───someone;某事───something

Someone has flown off with my blue bag.───有人偷走了我的蓝色提包.

Someone has been listening in to our telephone conversation.───有人一直在窃听我们的电话谈话.

It is embarrassing to have someone looking over your shoulder while you're at work, as though you could not be trusted.───你工作时有人严密监视着, 好像你不可靠似的,这真叫人难堪.

Someone was screaming for help.───有人在喊救命。

Someone was thrashing around in the water, obviously in trouble.───有人在水里乱扑腾，显然遇到了危险。

Someone knocked on the door, so I went to answer it.───有人敲门, 所以我去开门了.

Someone wants to see her.───有人找她.

There is someone straining his ears at the door.───门边正有人在竭力听着什么.