I told mom that not everyone could manage to have 3 meals on time everyday, ?
A. could he
B. didn’t I
C. didn’t she
D. could they
网友回答
A. could he
(答案→)B. didn’t I
C. didn’t she
D. could they
解析：考查反义疑问句。因为前面的句子有主句和从句构成，反义疑问句应该与主语保持一致，主句为I told mom,使用助动词 did.故B正确。