two years old与two-year-old的用法区别

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twoyearsold与two-year-old的用法区别twoyearsold与two-year-old的用法区别twoyearsold与two-year-old的用法区别twoyearsold只可

two years old与two-year-old的用法区别
two years old与two-year-old的用法区别

two years old与two-year-old的用法区别
two years old 只可以做表语意思是两岁
如 I am two years old.
two-year-old 只可以做定语意思是两岁的
如 I am a two-year-old boy.
但不可以互换

前者放在系动词后作表语，而后者只能放在名词前作定语。如：
The boy is two years old.
a two-year-old boy什么叫系动词、表语，定语系动词亦称联系动词（Link Verb），作为系动词，它本身有词义，但不能单独用作谓语，后边必须跟表语（亦称补语），构成系表结构说明主语的状况、性质、特征等情况。
按意义连系动词可分为以下几类:

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前者放在系动词后作表语，而后者只能放在名词前作定语。如：
The boy is two years old.
a two-year-old boy

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two years old与two-year-old的用法区别 two - year - old two - years -old two year old two years old 哪两个对》 forty—two years old翻译 His fatheris is forty-two years old. l was two years old 的翻译 His grandpa_______(die)two years old The little girl is only two years old.对 only two years old 进行提问. My little dog is only two years old.two years old 划线部分提问 My little dog is only two years old.two years old划线部分提问为什么要说the/a two-year-old boy 不能说two years old boy 同义句转换 Jack is two years old. Jack () () two years ago Tom is two years old as I 同义句 Once there was a man with a two-years-old He died two years ago,l____his five-year old daughter The little dog ____ two years old this year My brother is two years _____（old） than me. One or two thouthands years old 什么意思 china,old,is,years,sixty-two,now咋么组句