--Is the man standing outside the teacher’s office Mr. Zhou?
--No, it ______ be him. He has gone to Hong Kong for an academic conference.
| A．mustn’t | B．can’t | C．needn’t | D．couldn’t |
---- Did he go to school when he was young?
---- No, he taught ________ at school.
| A．him | B．his | C．he | D．himself |
_________ exciting news!
| A．what | B．how | C．what a | D．what an |
May I have a talk with you? I have ______ important to tell you.
| A．nothing | B．anything |
| C．something | D．everything |
Today is Children’s Day. The children look ______
| A．laugh | B．sad | C．bored | D．happy |
Mr. Green speaks very loudly ______all people can hear him clearly.
| A．when | B．so that | C．because | D．such that |