她很聪明。
She's ___clever.
他的弟弟比他更聪明,学东西更快。
His younger brother is ___cleverer than him and learns things faster.
我妹妹是个聪明的学生。
My sister is a ___clever student.
这个谜语需要一个聪明的人来解答。
This riddle needs a ___clever person to solve.
在我们家,我爸爸是最聪明的。
In our family, my dad is the ___cleverest.