单项选择题

He promised me a letter; he ought to ______ it days ago.

A．have written
B．write
C．had written
D．be writing
<上一题 目录 下一题>
热门 试题

单项选择题
All the students in this university are requested to comply with the regulations.
A．required
B．demanded
C．ordered
D．expected
单项选择题
If that is what he said, his reasoning must be fallacious.
A．faulty
B．fascinating
C．fastidious
D．fantastic
相关试题