How much time did you spend ---------- the text?

学习时间:2026-05-29 05:14:31 阅读：9666

How much time did you spend __________ the text?答案是coping,请问不是spend（on or in） +doing sth 为什么in copying he on copying是不对的?

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2026-05-29 05:14:31

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spend on spend in doing (in 可省略)都属固定词组可是,绝不可以用 on doing ,你记岔了啊 :-)所以,应该填 copying （你拼错了哦）o(∩_∩)o。。。