If Linh _______  (to ask) her teacher, he’d have answered her questions.

He _______ (work) in a bank when he _______ (meet) his wife.

When I _______ (leave) the house, it _______ (snow).

The judge would have sent him to prison if he _______ (catch- passive)

I was delighted when I found my keys. I _______ (look) for them for hours.

When I ________________________ (walk) into the room, everyone ________________________ (work).

How long _______ (learn/she) English before she went to London?

. I _______________ eat too much cake, or I’ll get fat!

He _______ (live) in Russia when the Revolution _______ (start).

You _______________ tidy up now. Your room’s a mess.