单项选择题

Are you still ______ that the climbers can be rescued

A．enthusiastic
B．optimistic
C．pessimistic
D．domestic
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单项选择题
I believe his whole argument is based on a false ______.
A．paradox
B．junction
C．dilemma
D．premise
单项选择题
Rogers was dismissed from the army for ______ disobeying an order.
A．virtually
B．deliberately
C．appropriately
D．literally
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