he explained , we understood .
—I saw Mr. Green at school this morning. —No, it _____ him. He flied to Canada last week. A. can be B. must be C. can’t be
This is a very big company. It has workers. Do you want to work here? A. five thousand B. five thousands C. five thousands of
Loud music may make people ____ fast. A. to eat B. eat C. eats
Who is he ________ for?. A. waits B. waiting C. wait
—How are you feeling today? —Much_____. I can go to school next week. A. good B. better C. best