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么要作出那樣的決定？

　　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。