单项选择题

The committee () the problem for a whole afternoon but they have not yet reached an agreement.

A. has discussed
B. has been discussing
C. are discussing
D. have been discussing

<上一题 目录 下一题>
热门 试题

单项选择题
On his way to school yesterday morning, Prof. Wang came across an old friend and stopped talking with him for quite a while.()

A. On his way
B. came across
C. stopped talking
D. quite a while
单项选择题
In the passage the author’s attitude towards mixed-ability teaching is ().

A. critical
B. questioning
C. approving
D. objective
相关试题