单项选择题

Red boiled eggs are usually cooked and served to celebrate the birth of a new baby.
A、正确
B、错误

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多项选择题

购建固定资产需要设置的账户有（）。

A.工程物资
B.固定资产
C.在建工程
D.原材料
E.库存商品

单项选择题

In the case of multi-DOF system vibration, the displacement ratio of each particle is fixed and does not change with time.
A、正确
B、错误