单项选择题

What will happen to the workers if the machines are painted gray compared with orange

A．Workers may be more cheerful and energetic.
B．More errors and accidents will occur.
C．There is no difference at all.
D．They will be more active and curious.

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热门试题

单项选择题

How do we choose our favorite colors

A．Our favorite color is inborn.
B．We choose our favorite color as we grow up.
C．With the instruction of our parents we select them.
D．We get them by chance.

单项选择题

Which of the following statements is NOT true according to the passage

A．The new wine industry appeared in England and is now developing steadfastly.
B．It was the Romans that first planted vines in the Britain Island.
C．The monks still produced wine in England after the 16th century.
D．The Bordeaux area of France was once part of British dominions.