单项选择题

A．The bacteria would be killed by the human immune system.
B．The bacteria would die if brought to the surface.
C．Many antidotes and remedies are available.
D．Drilling operations are always closely monitored.
<上一题 目录 下一题>
热门 试题

单项选择题
Research carried out in recent opinion polls shows that ______.
A．the present high unemployment figures are a fact of life
B．new jobs must be created in order to rectify high unemployment figures
C．available employment must be most widely distributed among the unemployment
D．available employment should be restricted to a small percentage of the population
单项选择题
A．Fall.B．Winter.C．Spring.D．Summer.
A．Fall.
B．Winter.
C．Spring.
D．Summer.
相关试题