Is there anyone in your class ________ family is in the country?
—I consider little Tom isn't _________ well at school. — _________. Not very well, I'm afraid.
That's not a match; we're playing chess just for _________.
Last Sunday he promised _________ today, but he hasn't appeared yet.
At that time I had no idea _________ I could hand it to him without being seen.
Now there is a danger _________ the ground may fall under the heavy traffic.