问题
选择题
Students are now preparing for the college entrance exam．and I hope their efforts will _____．
A．come on
B．go up
C．stand out
D．pay off
答案
答案：D
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Students are now preparing for the college entrance exam．and I hope their efforts will _____．
A．come on
B．go up
C．stand out
D．pay off
答案：D