单项选择题

Dr. Tichauer started his experiments initially to （）.

A．improve efficiency
B．increase production
C．reduce workload
D．improve comfort

<上一题 目录 下一题>
热门 试题

单项选择题
The best title of the passage is （）.

A．Newborn babies can use both hands well
B．Most human beings use their right hands better
C．Few human beings use their left hands
D．We live in a right-handed world
填空题
59（）
相关试题