问题描述：
介词填空：we'd like to be in Mexico ＿ about two weeks.
(1).we'd like to be in Mexico ＿ about two weeks.
(2).I couldn't forget the thrilling vacation that I trekked ＿ the Amazon Jungle.
(1).we'd like to be in Mexico ＿ about two weeks.
(2).I couldn't forget the thrilling vacation that I trekked ＿ the Amazon Jungle.
问题解答：
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