---Very few students passed last monthly exams, ?
---Yes. They all passed because they did good preparations before the exams.
A. do they
B. didn’t they
C. did they
D. don’t they
网友回答
A. do they
B. didn’t they
(答案→)C. did they
D. don’t they
解析：
试题分析: 反义疑问句一般遵循前肯定则后否定，前否定则后肯定，疑问部分时态，人称要与前文保持一致。Very few非常少，表达的是否定含义，故反问部分用肯定形式，根据passed可知反问部分助动词用过去时态，选C。