不定项选择

During Wei-Jin period, the silk route entered its golden age.

A．错误
B．正确

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单项选择题

Ezra Pound is a leading spokesman of the_________.
A.
Imagist Movement　　
B.
Chartist Movement
C.
Modernist Movement　　 D.
Romantic Movement

不定项选择

活塞在气缸内作匀速运动

A．错误
B．正确