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
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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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