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课程目录
1.see sb. doing sth.与see sb. do sth.
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2.动词不定式短语作定语
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3.instead of与instead
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4.remember doing sth.与remember to do sth.
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5.used to do sth.,be used to do sth.与be used to doing sth.
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6.形容词和副词比较级的常见句型
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7.other,the other,others,the others 与another
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8.spend,cost,take与pay
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9.宾语从句的时态
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