单项选择题

The proper title for this passage should be ______.

A．The Positive Impact of Chemistry
B．The Harmful Effects of Chemicals
C．Progress in Chemistry
D．Chemistry and Society
<上一题 目录 下一题>
热门 试题

单项选择题
According to this passage, chemistry ______.
A．produces more harmful effects than beneficial ones
B．produces no more harmful effects than beneficial ones
C．is no longer unanimously regarded as the science of the future
D．is not worth pursuing persistently
单项选择题
The author considers the contentions made by the recent historians discussed in the passage to be ______.
A．potentially verifiable
B．partially justified
C．logically contradictory
D．ingenious but flawed
相关试题