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最佳答案:always(总是),usually(通常),frequently(经常) often (经常)sometimes(有时),seldom(不常),rarely(
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最佳答案:总是,经常,有时,不常,偶尔,一次,两次等
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最佳答案:always经常;I always do exercise once a weekusually通常;I usually go to school by bus
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最佳答案:alwayusuallyoftensometimeseldomeverneve
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最佳答案:现在经常发生的事,always oten usually sometimes