赞题库-背景图
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A．The amount of skin affected by the cut.B．The cause of the cut.C．The amount of bleeding.D．The number of nerve endings irritated.

A．The amount of skin affected by the cut.
B．The cause of the cut.
C．The amount of bleeding.
D．The number of nerve endings irritated.

单项选择题A．They bumped into each other over a swimming pool.B．They avoided each other by turning in different directions.C．They narrowly escaped crashing into each other.D．One plane climbed above the other at the critical moment.

A．They bumped into each other over a swimming pool.
B．They avoided each other by turning in different directions.
C．They narrowly escaped crashing into each other.
D．One plane climbed above the other at the critical moment.