单项选择题

Export of handicraft products is the mainstay of the county's economy.

A．rich resources
B．primary concern
C．only source
D．main support
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单项选择题
Be was interested only in the story and skipped all those passages of landscape description.
A．thought badly of
B．went over
C．went through
D．passed over
单项选择题
The population in last area was growing rapidly. Needless to say, the housing problem there cried out for immediate solution.
A．tried hard to find
B．called loudly
C．needed very much
D．asked earnestly for
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