单项选择题

It can be concluded that the disaster we are faced with now _________.

A．is a by-product of the oil-producing countries
B．is where to find new energy resources
C．can not be solved without coordinated efforts
D．is that no resources are inexhaustible

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热门试题

单项选择题

According to the author, to prevent the country from falling back, _________.

A．we must revive morality and the spirit of devotion
B．we should decrease the use of cars
C．we must fight against lawbreaking behavior
D．we should defend our ideals wholeheartedly

单项选择题

By comparing past problems with present ones, the author draws attention to _________.

A．the significance of this crisis
B．the inadequacy of governments
C．the similarity of the past to the present
D．the hopelessness of the situation