作业帮He had to finish the work(改为否定句）
来源：学生作业帮助网 编辑：作业帮 时间：2024/05/10 13:10:25
He had to finish the work(改为否定句）
He had to finish the work(改为否定句）
He had to finish the work(改为否定句）
He didn't have to finish the work
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来源：学生作业帮助网 编辑：作业帮 时间：2024/05/10 13:10:25
He had to finish the work(改为否定句）
He had to finish the work(改为否定句）
He had to finish the work(改为否定句）
He didn't have to finish the work