______ are their keys— I don’t know. Are they in the bag

Why do you turn off the light in the room We are in total ______ now and I can’t see anything.

I’ve never found a better job and I’m soglad.—_______.

Tom, who _________English for 20 years in English, now has been appointed headmaster of our school

Why are you so late?—I was on the way when it to me that I had left my book home,so I had to fetch it.[ ]