单项选择题

The third paragraph suggests that ______.

A．modern dams are all made of concrete
B．Romans once built many great dams
C．there was too much water in Iraq in the past
D．modern dams are better than early dams

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热门试题

单项选择题

What is the passage mainly about

A．Helplessness.
B．Loneliness.
C．Isolation.
D．Difficulty.

单项选择题

What do people usually do to deal with their loneliness

A．To go out to watch more moives.
B．To go shopping or have a journey.
C．To join a club or a society, and go out and meet people.
D．To move to live nearby their relatives.