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45% believe taking exercise is a waste of time and it is tir

来源:学生作业帮 编辑:作业帮 分类:英语作业 时间:2024/05/26 17:47:17
45% believe taking exercise is a waste of time and it is tiring 改成45% believe take exercise is a waste of time and it is tired 可以吗
为什么 必须是ing形式呢
难道你不知道believe可以接从句(that可以省略)take exercise是用来作主语的,与后面表语结构组成句子,只有名词或名词性短语才能作主语,楼主这问题就有点.