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

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
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

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

不对，be supposed to是一个词组，be动词有时态之分的