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最佳答案:called,在原词上加ed
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最佳答案:askedcalled
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最佳答案:to虽然是介词,却很少做为介词使用它经常做为动词的不定式成分出现这个时候to后面跟的动词要用原形这里不能理解为前面用过去时,后面用现在时你有没有发现 went是
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最佳答案:clean do call visit want talk watchcleaned did called visited wanted talked watc
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最佳答案:又是你啊,spoke,felt,called,stayed,heard,chose已经是choose的过去时了,collected,grew,watered表示
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最佳答案:met looked excused thanked spelt called lost是lose的过去式 founded knew could brought
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最佳答案:open live sit study call现在分词openning living sitting studying calling三单形式opens li