twelve years old词性My brother is__________this year中,应填twelve years old还是twelve-year-old,为什麽?

来源:学生作业帮助网 编辑:作业帮 时间:2024/05/12 06:15:30
twelve years old词性My brother is__________this year中,应填twelve years old还是twelve-year-old,为什麽?

twelve years old词性My brother is__________this year中,应填twelve years old还是twelve-year-old,为什麽?
twelve years old词性
My brother is__________this year
中,应填twelve years old还是twelve-year-old,为什麽?

twelve years old词性My brother is__________this year中,应填twelve years old还是twelve-year-old,为什麽?
twelve years old是n
twelve-year-old是adj,后要加n
所以是填twelve years old

twelve years old
twelve-year-old是作定语,很明显这里不能用