单项选择题

After being tested in many ways, this newly-designed machine will______in the near future.

A．take place
B．put into use
C．come into use
D．take action
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单项选择题
It' s no use ringing me up at the office this week because I'm ______
A．by my leave
B．at leave
C．in holidays
D．on holiday
单项选择题
Have you any other reasons ______ the ones you just mentioned above
A．in addition to
B．beside
C．off
D．at addition with
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