My young brother is______?A,7 years old B,7-year-old

MY young brother my young brother is afraid when my mum leaves同义句改为my young brother is( )when my mum( ). Young brother Brother Green My brother is too---------(young)to go to school my,young,is,a,brother,doctor,Tom(.)(连词成句) My brother ___(read) many books when I was young. 我的哥哥是不是my old brother,我的弟弟是不是my young brother that young man is my old brother对(my old brother画线部分提问) 先行词是the young man还是manThe young man who standing there is my brother. My job is_(clean)the street my little brother is too young to look after himself.同义句 my little brother is ______ young that he ____________look after himself. 同义句转 Although my brother is very young,he works hard.My brother is very young,_ he works hard. i am ten.my brother is thirteen.my sister is fifteen.用比较级合并为一句my sister is young,but my brother is___and i am__ __. My brother is so young t() he can't go to school=my brother isn't old enough to go to school.=my brother is too young to go to school My little brother is very young .He can't go to school.改同义句 My little brother is very young.He can`t go to school.改为同义句 My brother is so young that he can't go to school.(改为同义句） My young brother is old enough to go to school.enough在这里充当什么词性?