come的用法和短語意思

　　How did the war come about?

　　這場戰爭是怎么發生的？

　　I came across a group of children playing.

　　我碰到一群正在玩耍的小孩。

　　I begged him to come back to England with me.

　　我懇求他和我一起回英格蘭。

　　Mr Hobbs? May we come in?

　　霍布斯先生？我們可以進來嗎？

　　It was very good of you to come.

　　你能來真是太好了。