问题描述：
When did they arrive/reach?这么问可以吗
--When did you______?--We ____ the park at about 7:20
A arrive,arrive Barrive,got to Cget,reached Dreach,arrived at
--When did you______?--We ____ the park at about 7:20
A arrive,arrive Barrive,got to Cget,reached Dreach,arrived at
问题解答：
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