1.一般现在时(关键词:often/ usually / always / sometimes / every…/ on (星期+s) ①非第三人称单数(I、We、you、they)+动词原形 ②第三人称单数(He、she、it或单个人名)+(动词+s) 2.现在进行时(关键词:now/ Look / Listen) 结构:主语+be+动词ing 如:Listen, the girl is singing in the classroom. Look, the boys are playing basketball in the playground now. 动词加ing的变化规则 (1).一般情况下,直接加ing,如:cook-cooking (2).以不发音的e结尾,去e加ing,如:make-making, taste-tasting (3).重读闭音节结尾的单词,双写末尾字母,再加ing,如:run-running,
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