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be supposed to的用法问题

来源：学生作业帮 编辑：拍题作业网作业帮 分类：英语作业 时间：2024/06/04 17:51:54
be supposed to的用法问题
RT was supposed to 和 were supposed to 的情况
但感觉它和should差不多,should一般不出现过去式.所以be supposed to一般只用 is/are supposed to
不对,be supposed to是一个词组,be动词有时态之分的
再问： 有 他过去应该做…… 的一说？
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