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最佳答案：keep on doing sth 或者continue doing sth practice doing sth
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最佳答案：go on doing sth/continue to do sth
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最佳答案：go on doing sthgo on with sthcontinue to do sthcontinue with sth
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最佳答案：1 keep doing2 in order to,as as to3 refuse to do4 take place of,instead of
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最佳答案：try to do sth continue to do sth keep doing sth be able to the rest of story cha