产业生态化不同于传统生态环境保护的显著特征是( )。
A．协调性
B．组合性
C．循环性
D．群落化
E．增值性
参考答案：C,D,E
You are so _______to have brought your laptop. You see, mine is broken.
A．honest
B．energetic
C．super
D．considerate
Jack has a good habit of keeping a diary every day; he is very good at writing.
A．because
B．as
C．as a result
D．after all
