问题描述：
☆高手请进☆ 在过去式中能用现在进行时吗?
比如说这句话：On the river bank some students were digging holes , the others were planting or watering the young trees . 里面既有过去时,又有现在进行时,我记得过去时与现在进行时不能在一起,这句话有错误吗?
比如说这句话：On the river bank some students were digging holes , the others were planting or watering the young trees . 里面既有过去时,又有现在进行时,我记得过去时与现在进行时不能在一起,这句话有错误吗?
问题解答：
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