— When will Mr.Brown be back to China ?— Sorry, I don’t know ________.
I found a boy _________ in the corner of the street on my way to the supermarket.
It’s really not ___________ you to do such a silly thing.
The reporters asked the manquestions, but he saidwords.
When Miss Green began tosomething, the children stoppedand became quiet.
--Would you like to go to the concert with me tonight? --I’d love to, but of us two has tickets. Do you have some?