seven years old和even-year-old的区别

seven years old和even-year-old的区别 问一下seven-years-old和seven years old有什么区别! ( ) His danghter is ________.A seven years B seven year old C seven years old When I was seven years old he's seven years old. seven years old 划线部分提he's seven years old. seven years old 划线部分提问 i was seven years old when i learned to play basketball 对seven years old提问 She learns English about seven years old.并告诉我为什么. helen is (thirty-seven)years old的适当形式填空 I learn English,I was seven years old I began to learn__a bicycle at seven years old Eve is six years old.Erin is seven years old.合并句子 .Erin is ------- ------- ------- -------- Eve Lucy is eight years old.Lily is seven years old. 合为一句话 my friend saved a _____ boy in the river yesterdayA.seven-years-oldB.seven-years-oldsC.seven-year-oldD.seven years old 英语年龄的表达我知道She is seven years old 和She is a seven-year-old girl 是在正确的但是She is seven-year-old 从语法角度没错的,我不确定.请懂的人来回答,不确定的人不要回复我就是不确定seven-year-old可 When I was seven years old 同义句____ ____ ____ ____ seven. he is seven years old 对划线部分提问 划线部分是seven The girl goes to school____ A.at age of seven B.seven years C.when she seven D,seven years old该选哪个呢?为什么 Do you think doing lots of homework is good for a _____ child? sA . seven years old B seven-years-old C seven-year-old D seven-year-old's