单项选择题

My departure will depend ______ I get leave or not.

A．on that
B．in whether
C．upon whether
D．on if
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单项选择题
The managing director took the ______ for the accident, although it was not really his fault.
A．guilt
B．blame
C．accusation
D．charge
单项选择题
Americans use their cars for nearly 90 per cent of all personal ______.
A．trips
B．travels
C．voyage
D．journey
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