My young brother is old enough to go to school.enough在这里充当什么词性?

MY young brother my young brother is afraid when my mum leaves同义句改为my young brother is( )when my mum( ). My brother is too---------(young)to go to school my,young,is,a,brother,doctor,Tom(.)(连词成句) 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 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 only 2 years old ,he is too young for s_____ One is my oider brother and the other one is young than me哪里错了 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? I am young.My brother is younger.(将两句合为一句） My brother is young.He can not look after himself.(合并为一句） my brother is so young that he can't look after himself.是该同义句,