单项选择题

The ship’s generator broke down, and the pumps had to be operated ______ instead of mechanically.

A. artificially
B. automatically
C. manually
D. synthetically
<上一题 目录 下一题>
热门 试题

单项选择题
His temper and personality show that he can become a soldier of the top （）

A. circle
B. rank
C. category
D. grade
单项选择题
The defense lawyer was questioning the old man who was one of the ______ of the murder committed last month.
A. observers
B. witnesses
C. audiences
D. viewers
相关试题