.Who is making so much noise in the garden?__ the children.
—Are there any students in the classroom now? — ,only a few,I’m afraid.
—Sorry, I forgot to water the flowers. — .You can do it after lunch if you like.
—Mum, may I go out to play football for a while? —______. You need some exercise.
Before the sales start, I make a list of ______my kids will need for the coming season.
Stephen Hawking believes that the earth is unlikely to be the only planet______ life has developed gradually.