---Listen! Someone is knocking at the door. Who _____it be?
---It _____be Tom. He phoned to visit me this evening.
| A．may; may | B．may; shouldn’t | C．must; can | D．can; may |
The policeman told the children ________ play in the street.
| A．can’t | B．to not | C．don’t | D．not to |
--How do you like this movie?
-- Fantastic, it’s the __________ one I’ve ever seen.
| A．better | B．best | C．good | D．worst |
It’s rather windy today. Put on some warm clothes, _________ you’ll catch a cold.
| A．and | B．but | C．or | D．so |
Mom, someone _________. Please pick up the phone.
| A．has called | B．is calling |
| C．will call | D．was calling |
– Let’s send him home. Do you know _________?
-- I have no idea.
| A．where does he live | B．where he lives |
| C．he where lives | D．he lives where |