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why did you ___so much time ____ history book?

来源:学生作业帮 编辑:作业帮 分类:英语作业 时间:2024/05/16 10:48:27
why did you ___so much time ____ history book?
Why did you ____(spend)so much time ____(read) history book
第一空spend 因为前面有did,后面动词无需再用一般过去式;
第二空reading 此为spend sth on doing sth句式(花费某物做某事).其中on可省略.