语法题,请帮忙分析下句子成分The teracyclines, _______antibiotics,are used to treat infections.A being a familyB a family of 选哪个为什么?

语法题,请帮忙分析下句子成分The teracyclines, _______antibiotics,are used to treat infections.A being a familyB a family of 选哪个为什么? 请帮忙分析一下句子成分 请老师帮忙分析下这个英语句子的句子成分.you can make use of the differences to tell which country the foreigners of your block are from.请老师帮忙分析下这个的句子的句子成分. Nancy regrets buying the dress.这句话buy为什么用ing形式的?请帮忙分析下句子成分, 请帮忙分析这句英语句子的语法I tool the lift to the second level 这个句子的句子成分 请老师帮忙分析下这个英语句子的句子成分.The goal of early calculating machines was to simplifyThe goal of early calculating machines was to simplify difficult sums.请老师帮忙分析下这个的句子的句子成分. Write a T if the sentence is true.请帮忙分析下这个句子的语法 with the help and support of my family,I believe I can do anything帮忙分析下句子成分吧 小弟语法不咋地 I find it difficult to finish the job.帮忙分析下句子成分I find it difficult to finish the job.帮忙分析下句子成分? 请帮忙分析下这个句子的详细结构和句子成分.For the earliest tribes,the concept of sufficiency was more important than the concept of quantity. 帮忙分析下The tree that the farmer planted was blown down的句子成分是哪些, do his characteristics match what his star sign saysabout him 请翻译麻烦帮忙分析一下句子成分和语法相关.. 英语 请分析下黑线句子成分 The best jiaozi in China is made by my grandmother.帮忙分析下句子成分 请帮忙分析下句子结构句子成分Seeing everything remained undone as it had been two hours before,he couldn't help shouting at the maid. 请老师帮忙分析下这个句子的句子成分:he found writing poems the most appropriate way to convey his joy and sorrow. Who do you think is the best basketball player in China.请帮忙分析句子成分结构. The questions were easy enough for me to answer.请帮忙分析句子成分.