I’m sorry that John is out.—Please ask him to call me as soon as he ____.

Where was it ________ you met Mr. Brown for the first time?— It was in the house ________ I was born.[ ]

You ______ this new i—pad yesterday, right—No. I ______ it for a month. It works well, I think.

He made up his mind to devote his life_______ pollution_______ happily.

When what is that