题目内容
单词释义（根据英文释义补全单词
W________, jogging, and swimming are popular forms of exercise.
(going on foot but not running)
答案：Walking
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口算心算速算应用题系列答案同步拓展阅读系列答案题目内容
单词释义（根据英文释义补全单词
W________, jogging, and swimming are popular forms of exercise.
(going on foot but not running)
口算心算速算应用题系列答案同步拓展阅读系列答案