单项选择题

The huge increase in world production and population______.

A．has made the world a worse place to live in
B．has had a positive influence on the environment
C．has not significantly affected the environment
D．has made the world a dangerous place to live in
<上一题 目录 下一题>
热门 试题

单项选择题
According to the author, most students______.
A．believe the world's environment is in an undesirable condition
B．agree that the environment of the world is not as bad as it is thought to be
C．get high marks for their good knowledge of the world's environment
D．appear somewhat unconcerned about the state of the world's environment
单项选择题
One of the reasons why the long-term trend of prices has been downwards is that______.
A．technological innovation can promote social stability
B．political instability will cause consumption to drop
C．new farming and crop technology can lead to overproduction
D．new sources are always becoming available
相关试题