my brother is so young that he can't look after himself.

Question

是该同义句，

Answer 1

my brother is too young to look after himself追问

to 的后面还有一个空

追答

把 look after改成take care of

就凑足三个格子了

my brother is too young to take care of himself

追问

look after是给你写好了的

追答

不是说了吗，换成take care of

都是照料，照顾的意思

追问

.........好吧

Answer 2

too.......to......太。。。。而不能。。。。。my brother is too young to look after himself
so.......that.....如此。。。以至于。。。。

Answer 3

My brother is too young to look after himself.

Answer 4

My brother is too young to look after himself.