单项选择题

Education in Russia and the other new countries faces especially daunting obstacles because the struggling economies of these nations often provide insufficient funds for education.

A．stunning
B．discouraging
C．concerning
D．prevailing
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单项选择题
Australia began to assume its modern configuration by the Eocene Epoch, some 50 million years ago, when Antarctica broke away and drifted southward.
A．status
B．sphere
C．shape
D．situation
单项选择题
The preserved food should retain palatable appearance, flavor, and texture, as well as its original nutritional value.
A．tasty
B．stylish
C．delicate
D．notable
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