单项选择题

While some bacteria are beneficial, others are ______ in that they cause disease.

A．detrimental
B．prodigious
C．intrusive
D．mordant
<上一题 目录 下一题>
热门 试题

单项选择题
The failure of the experiment to produce the expected result should alone be ______ to your carelessness.
A．contributed
B．ascribed
C．distributed
D．prescribed
单项选择题
Old Mr. Brown's condition looks very serious and it is doubtful if he will ______.
A．pull off
B．pull up
C．pull through
D．pull out
相关试题