- 问题详情:Imagineyourselfinasmallairplane3,300metersabovetheground.Theenginesroarinyourearsasyoumovetowardstheopendoor.Thenyou'reoutside,fallingwiththewindwhippingpastyourears.Asthegroundrushesupatyou,youopenyourparachute.____39.______.Allinall,youwer...
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