单项选择题

The teacher should explain the lesson, ______

A．shouldn't he
B．should he
C．doesn't he
D．does he
<上一题 目录 下一题>
热门 试题

单项选择题
Sometimes it is difficult （） the skills you have.

A．to play
B．abilities
C．to recognize
D．recognizes
单项选择题
Eden Medical Center uses the Hill-Rom badges to （）

A．determine wages
B．time the nurses
C．measure overall performance
D．look for lazy nurses
相关试题