She is an ———（eight years old）girl. 用所给词的适当形式填空,填什么?急需~~啊,有木有啊……

She is an ———（eight years old）girl. 用所给词的适当形式填空,填什么?急需~~啊,有木有啊…… she is an eight years old 还是she is an eight-year-old girl对要原因啊 Jim is _____(a/an)eight ——year——old boy. She is an _____ girl.[A.eight years oldB.eight-years-old]二选一,理由 He is an eight-year-old child同义句转换：Hi Is—— —— —— ——eight. She is an eight-year-old girl.=she is a girl__________ ____________. Mary is girl,but she knows a lot about science.A.a eight-year-old B.eight-year-old C.eight years old D.an eight-year-old She is eight years old. She is an eight-year-old girl与She is 8 years old的同义句.两个呦!越快越好. She started skatingwhen she was eight years old.改为同义句She started skating— — — — — It is five—eight now.(改为同义句） 为什么是she is an eight-year-old girl?she is an eight-years-old girl为什么不对呢?这跟an有关系吗?快啊.我要考试了!1 she is eight years old 汉语翻译 She is eight的中文意思是什么? 2130305:now the only exercise a child gets during an eight hour school day is walking to and from his locker.想知道的语言点：1—now the only exercise：倒装句1_now the only exercise a child gets during an eight hour school day is walking 这两道英语题有什么区别吗1.Mary is __girl and she can look after herself wellA an eight years old B an eight-year-old C an eight year old D an eight-years-old2.They have ___ in octoberA seven day holiday B seven days hol She is only eight years old () she knows a lot. 21312—now the only exercise a child gets during an eight hour school day is walking to and from his or her locker.想问：1—an eight hour school day：是什么结构?怎么翻译?2—get exercise：是做运动的意思吧?3—walking to and fr