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2. They go to the movies once a week. I watch TV twice a week. My father usually exercises three times a week. 次數(shù)的表達方法 : 一次 _________, 兩次 ________, 三次 ____________。 I sometimes _____________________ housework. 課前預習 swing dance help with 5. 她每周吃一次冰激凌。 — How often do you exercise? — I often exercise three times a week. 四、根據(jù)以上重點短語和句型完成句子,詞數(shù)不限。 曾經(jīng) _______ 6. 一次;曾經(jīng) _______ 一、必背單詞 課前預習 housework Inter program hardly ever once 副詞 7. 兩次;兩倍 _______ 形容詞 8. 忙的 。 預習檢測 目錄 contents 名詞 1. 家務勞動;家務事 _______