单项选择题

Questions 23 to 25 are based on the conversation you have just heard.

A．Because every species becomes extinct.
B．Because humans beings are powerful enough to kill other species.
C．Because of over-population.
D．Because human being is still a young species though it is exploiting the environment.
<上一题 目录 下一题>
热门 试题

单项选择题
A．Colin’s speech was more interesting than any other speakers’.B．Colin’s speech was dull because it was too lengthy and tedious.C．Colin’s speech wasn’t very good but he will do better next time.D．Colin’s speech was good considering the difficulty of addressing so many audience.
A．Colin’s speech was more interesting than any other speakers’.
B．Colin’s speech was dull because it was too lengthy and tedious.
C．Colin’s speech wasn’t very good but he will do better next time.
D．Colin’s speech was good considering the difficulty of addressing so many audience.
填空题
The new society will be much more important than the new economy only in the developed countries.
相关试题