单项选择题

I must confess that this is the most ______ case I have ever handled.

A．sophisticated
B．complicated
C．complex
D．easy
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单项选择题
Today, housework has been made much easier by electrical ______.
A．facilities
B．appliances
C．instruments
D．equipment
单项选择题
The hotel under this building has ______ for only forty people; it is far from enough of us.
A．basement
B．lodging
C．board
D．accommodation
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