... 复习:过去时的疑问句和否定句(Review: Past Questions and Negatives) 过去和将来时间从句(Past and Future Time Clauses) 复习:现在时动词(Review: Present Verbs) ..
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如今时动词:疑问句(Present Verbs: Questions) 过去和未来工夫从句(Past and Future Time Clauses) 规则动词:-ed开头的发音(Regular Verbs: Pronunciation of -ed Endings) ..
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