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单选题
All employees must rise ______ the current difficulties and overcome them by working together.
A
across
B
above
C
toward
D
upon
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参考解析
解析：
句意：所有员工必须齐心协力克服目前的困难。rise above为固定短语，意为“克服；不受…影响”。across越过；在…的对面。above超出；在上方。toward朝向。
句意：所有员工必须齐心协力克服目前的困难。rise above为固定短语，意为“克服；不受…影响”。across越过；在…的对面。above超出；在上方。toward朝向。
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