“a while ago”造句，怎麼用a while ago造句

I'll leave you with a guide I wrote a while ago for anyone who's single but considering dating - useful, even without the science bit!

You can find your things easily rather than waste precious minutes sieving through your pile of papers for something you saw just a while ago.

He left a while ago.

It was announced a while ago, but we didn't expect so many games to be available.

What I did was I applied a technique I picked up a while ago, but never thought of using it in web design.

John wrote me a while ago about his new baby.

I beg your pardon, Sir, for having disturbed you a while ago, and for again disturbing you at this moment; you must have thought me intrusive, and I will explain myself.

Yes, I live here with his sister and she said that she saw him there, quite a while ago.