问题描述：
请问With some advance plans/planning,Pamela will surely save a lot of time and money on her tr...
请问With some advance plans/planning,Pamela will surely save a lot of time and money on her trip to Asia in December.是选plans还是planning?为何?
请问With some advance plans/planning,Pamela will surely save a lot of time and money on her trip to Asia in December.是选plans还是planning?为何?
问题解答：
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