They spent as much time traveling as they_________.They spent as much time traveling as they_________.A.readingB.were readingC.did to readD.did reading急

选择A

这边选项要和traveling对应，选择A：reading

~一刻永远523为你解答，祝你学习进步~~~

~如果你认可我的回答，请及时点击【采纳为满意回答】按钮~

~手机提问者在客户端上评价点“满意”即可~~

~你的采纳是我前进的动力~~~

~如还有新的问题，请另外向我求助，答题不易，敬请谅解~~

D.did reading
as much as 前后一致,后面的did 与spent 一致,reading与traveling 一致.