短語(yǔ)詞組短語(yǔ)Partial -topic-sentence group 局部話題句群topic -sentence-further explanation-e 其是解釋說(shuō)明文topic sentence composition 主題句作文reworded topic sentence 重述主題句Determine topic sentence 定主題句Topic sentence extraction 主題句抽取The Topic Sentence 主題句possessor -topic sentence 領(lǐng)事話題句catching the topic sentence 捕捉主題句 返回 topic sentence