单项选择题

According to the passage, the Water Footprint Network（）

A．worked for freshwater conservation for nonprofit purposes.
B．collaborated with the Green Blue Book in freshwater conservation.
C．made the author aware of freshwater shortage.
D．helped the author get to know the Green Blue Book.

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热门试题

单项选择题

According to the news item, Japan’s economic growth in the second quarter was （）less than the first quarter.

A．4 percent
B．3 percent
C．0.6 percent
D．3.4 percent

单项选择题

What is the news item mainly about? （）

A．A problem in the cooling system was solved.
B．A 350-kilogram ammonia pump was removed.
C．US. astronauts made three space walks.
D．An international space station was set up.