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最佳答案:it was not swimming.
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最佳答案:swam was flew
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最佳答案:is(was ) fly(flew ) go( went ) win( won ) row(rowed ) swim(swam )不明白的再问哟,请及时采纳,多
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最佳答案:I swam in a river yesterday
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最佳答案:原型 过去式meet metdrink drankswim swamtake tookrain rained
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最佳答案:swam saw went
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最佳答案:swim 动词原形swam 动词的过去式swum 是 swim 动过去分词, 如: He has already swum in the swimming po
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最佳答案:stay的过去式是stayed,go过去式是went,visit过去式是visited,are过去式是were,do过去式是did,swim过去式是swam
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最佳答案:meet-metdrink-drankswim-swamcut-cutrain-rained
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最佳答案:was;flew;won;had;swam