不定项选择

Hyperopia、optics、optometry不是同根词。

A．正确
B．错误

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单项选择题

Which chunk division is proper?
A、 …the college opened a solar-powered showcase/ home called Cliffs Cottage/ in conjunction with Southern Living magazine.
B、…the college opened a solar-powered showcase home/ called Cliffs Cottage/ in conjunction with Southern Living magazine.
C、…the college opened a solar-powered showcase home/ called Cliffs Cottage in conjunction/ with Southern Living magazine.
D、…the college opened a solar-powered showcase /home called Cliffs /Cottage in conjunction with/ Southern Living magazine.

单项选择题

阿基米德原理适用于？

A.只适于用液体
B.液体和气体
C.超固体