Everyone is in the classroom ? A. doesn’t heB. isn’t heC. are theyD. aren’t they

问题补充：

Everyone is in the classroom, ?

A. doesn’t he

B. isn’t he

C. are they

D. aren’t they

答案：

A. doesn’t he

B. isn’t he

C. are they

(答案→)D. aren’t they

解析：在反意疑问句中，主句的主语为不定代词时，在简略问句中用代词they ，根据前肯后否的原则，故选答案为D