问题
选择题
. Just on the first day of the summer day they _____ for Mount Tai for a climbing.
A．set aside
B．set down
C．set off
D．set up
答案
答案：C
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. Just on the first day of the summer day they _____ for Mount Tai for a climbing.
A．set aside
B．set down
C．set off
D．set up
答案：C