单项选择题

What were teachers told to do in the experiment（）

A．Monitor students’ sleep patterns.
B．Help students concentrate in class.
C．Record students’ weekly performance.
D．Ask students to complete a sleep report.

<上一题 目录 下一题>
热门 试题

填空题
The energy crisis in America discussed here mainly refers to a shortage of fossil fuels.（）
单项选择题
What does the woman want the man to do（）

A．Plan his budget carefully.
B．Give her more information.
C．Ask someone else for advice.
D．Buy a gift for his girlfriend.
相关试题