Was it at five o’clock ______the fire brokeout

It’s getting cold. Would you mind _________ the window——Of course not.

I _____reading English every morning.—Yes, now English is more and more important. It is used _______first language in many countries.

When I was in danger, a bright idea suddenly____to me. [ ]

It________hard now，otherwise we could have a barbecue on the beach.[ ]