Boys you be sitting in this room. It is for your teachers only.A. shouldn’tB. don’t have

问题补充：

Boys, you be sitting in this room. It is for your teachers only.

A. shouldn’t

B. don’t have to

C. won’t

D. needn’t

答案：

(答案→)A. shouldn’t

B. don’t have to

C. won’t

D. needn’t

解析：本题考查的是情态动词的用法，A. shouldn’t 不应该B. don’t have to不必，

C. won’t 不会D. needn’t不必，根据这个句子的意思，孩子，你不应该坐在这个房间，这是只给老师的。可知答案为A