单项选择题

In the Bay Area, a family needs to earn()the amount they do in other areas.

A. twice
B. five times
C. four times
D. three times

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单项选择题

Some scientists think there may have been life on the Mars in the past because ()

A. there is no life there now
B. there is a large amount of water at the poles
C. the Mars may be able to support life in the future
D. conditions may have been similar to those on the Earth

单项选择题

The message Laura left her husband was most likely ()

A. Do not beat the kid any more
B. Learn to take care of the family
C. Leave me and my children
D. Be a good father