题目内容：

    Zheng Tengfei wrote an article on the Internet, in which she wanted people to start from themselves rather than make complaints (抱怨) to the government in the face of smog. Zheng believes that everyone must  _____________  themselves to help fight smog.

The article was both praised and criticized (批评). Many said she was making  ____________  for the government. Zheng explained that she just wanted everyone to realize that the environmental pollution is a  ___________  of human activities.

Being an environmentalist, she always collects advertising leaflets in the subways and  ___________ learning material for children to make paper planes, believing it could save resources (资源). Her children like reading, but she prefers to borrow books from libraries. She is willing to pay for such mode of sharing, hoping more resources could be  _____________ , such as mobile libraries.

In Zheng's eyes, the Chinese public's awareness (意识) of environmental protection still needs Improving.

1.A.believe in B.depend on C.take pride in

2.A.dreams B.excuses C.messes

3.A.reason B.mix C.result

4.A.helpful B.empty C.wasted

5.A.shared B.given C.discovered