问题补充:
—Hey, Ted! You never play in the street. It’s not safe.
—Sorry, Mum. I won’t again.
A. need
B. must
C. can
D. may
答案:
A. need
(答案→)B. must
C. can
D. may
解析:考查情态动词的用法。need“需要”must “必须”;can “能够”;may“可以”。句意为“你好,泰德。你必须永远不要在街上玩耍,不安全”“对不起,我不会再那样做了,妈妈”。故选B。