单项选择题

The opening ceremony is a great occasion. It is essential ______ for that.

A．for us to be prepared
B．that we are prepared
C．of us to be prepared
D．our being prepared
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单项选择题
Who ______ was coming to see me in my office this afternoon
A．you said
B．did you say
C．did you say that
D．you did say
单项选择题
The multinational corporation was making a take-over ______ for a property company.
A．application
B．bid
C．proposal
D．suggestion
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