问题
选择题
--- He’s never late for school, _____ he?
---_______________, but once he asked for a sick leave（病假）.
A．has；No
B．has; Yes
C．is; Yes
D．is, No
答案
答案：D
反义疑问句前后的主谓应一致
故第一个空格填is
又因为but once he asked for a sick leave
故可知他没有迟到过
故第二个空格填No
所以选D