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最佳答案：studied 2 learned 3 danced 4 looked 5 came 6got 7missed
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最佳答案：英式过去式也是,美式过去式也是
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最佳答案：正确答案为：learned words and sentences
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最佳答案：learnt
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最佳答案：They wanted to learn Chinese history and culture.把谓语动词改成过去式.
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最佳答案：learnt,danced,ate,did
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最佳答案：showed learnt piched was were visited watched saw
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最佳答案：kept,knew,learned/learnt,left,let,lay,lost,made,might,meant,met,paid,put,read,ro
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最佳答案：am:was/weredo:didcarry:carriedbuy:boughtdrink:drankhelp:helpedwatch:watchedshare
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最佳答案：是 你用did就已经在用过去式啦