第1个回答 2013-07-30
sb both do sth 如We both like study .
both A and B do sth 如Both he and I like basketball.
both of sb do sth 如She and I are friends,both of us like basketball.
both A and B这种结构因为做主语,所以A·B应用主格形式如I,he
both of作伴随,of后应加宾格如him,us
both后可以加名词或动词,但当名词前有限定词时必须用both of