—May I take the magazine out of the reading room?—No, you can’t. You _________ read it here. It’s the rule.
There used to be a few houses on side of the road, but now there are .
Sandy’s colour ________ be blue because she likes to be the leader, so it _______ be red.
I don’t have _________ to finish the work, because I’m not _________.
He doesn’t know _________ to stay here or not.
The little boy can speak _________ Chinese.