现在时 现在时表示现在的行动: Now the class begins. She walks to class. 过去
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Personal Pronouns(人称代词) 人称代词是最常用的代词。 Singular personal pronouns: I, me, y
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可数名词 Count nouns are nouns that can be quantified or counted with a number. 可数名词是可以量
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Grammar Handbook: Common and Proper Nouns 语法手册:普通名词和专有名词 Common Nouns(
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