5. What is the author' s purpose in writing this passage? A: To remind people of the need of sustainable development. B: To suggest ways of ensuring sustainable food production. C: To advertise new criteria for measuring farming progress. D: To urge people to rethink what sustainable agriculture is.

According to the passage, there are________ key steps in designing sustainable buildings. A: 4 B: 3 C: 5 D: 6

We can conclude from the passage that the Clinton-Gore administration values______most. A: sustainable development B: economic growth C: environmental protection D: foreign investments

What does the author want to convey through this passage? 未知类型：{'label': 'questionDesc', 'content': '作者通过这篇文章想要传达什么内容？', 'isMemberControl': 0, 'type': 181} A: To offer proposals for achieving sustainable food production. B: To press people to reconsider agriculture sustainability. C: To alert people to the necessity of sustainable development. D: To put forward a new standard for measuring farming progress.

Which of the following behaviors are environmentally sustainable?

Green architecture means sustainable architecture.

Sustainable Energy has two key components: ______ and ______ .

How could rainforest nations achieve sustainable development?

What does Sustainable World Travel intend to preserve?

Smart Home: The Smart Home 8) _______ achieve automated and sustainable living.