单项选择题

To survive in the intense trade competition between countries, we must ______ the qualities and varieties of products we make to the world market demand.

A．improve
B．enhance
C．guarantee
D．gear
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单项选择题
Ms. Breen has been living in town for only one year, yet she seems to be ______ with everyone who comes to the store.
A．accepted
B．admitted
C．admired
D．acquainted
单项选择题
The wealth of a country should be measured ______ the health and happiness of its people as well as the material goods it can produce.
A．in line with
B．in terms of
C．in regard to
D．in case of
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