题目内容

9:15 can read( ).

A. nine fifteen
B. a quarter past nine
C. a quarter to nine
D. fifteen minutes past nine

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Numbersmighttakeondifferentforms,suchascardinals,ordinals,decimals,andsoon.()

A. 对
B. 错

Numbers of more than four digits are separated by commas into groups of four digits each.( )

A. 对
B. 错

12.05 could only read “twelve point zero five”.( )

A. 对
B. 错

( )是从生产效果来看与产品生产直接有关的时间消耗。

A. 有效工作时间
B. 损失时间
C. 休息时间
D. 不可避免的损失时间

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