I_______ my homework when the door bell__________.
Tom, your MP4 is quite nice. How much is ________? I want to buy ____. A. one; it B. it; one C. one; one
---- What are they doing? ---- Look, they ________ on the playground. A. are running B. runs C. is running
Wang Hao often goes to school by _________. A. a train B. the train C. train
---- You look nice in the new shirt. ---- __________. A. Thank you B. No, it’s not C. You’re right
Oh, come on, Tom! It’s time __________. A. to school B. for class C. to go school