ask的過去式和過去分詞

ask雙語例句：

There's another thing I'd like to ask you.

還有一件事我想問你。

May I ask why you took that decision?

我可否問一下你為什麼要作出那樣的`決定？

Some people think it is impolite to ask someone's age.

有些人認為詢問別人的年齡是不禮貌的。

You can ask for a chemical analysis of your tap water.

你可以要求給你的自來水做化學分析。

He asked to be put under police protection.

他請求警方保護。