Memorial Day is a US national holiday to
题型：选择题
问题：
Memorial Day is a US national holiday to remember those who gave their lives in the service of
the nation.[ ]
A. set aside
B. put up
C. put on
D. set up
Memorial Day is a US national holiday to remember those who gave their lives in the service of
the nation.[ ]
A. set aside
B. put up
C. put on
D. set up