There __________a number of books in our school library. The number of books __________ getting larger than last year.
--Peter _____ all night and made the TV set work. --Oh, he is an able boy!
--My son coughed badly last night. What can I do? --You ____ worry so much about it. Drinking more water will help.
–What about going to the movie tonight, Alan? --Sorry, I am busy ____ a report. ______, it is raining cats and dogs.
My grandfather is in his eighties, ______he is still in good health.
--____ Tim ____ his homework now? --He should, but he may not. He likes watching TV.