单项选择题

Tom looks so pale today. He ______ ill.

A．must be
B．had to be
C．should be
D．shall be
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单项选择题
I am not used ______ like that.
A．to being spoken
B．being spoken
C．to speak
D．to speaking
单项选择题
We agreed to his suggestion that a bridge ______ across the river.
A．be built
B．was built
C．should build
D．would be built
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