both of us 主语是both 还是us?

both of us 主语是both 还是us both of us 主语是both 还是us? both of us are students 主语是 Both of us等于both we还是we both both of us = we both? Both of us are中BOTH词性 I just want us both to smile 还是I just want to both of us smi both of us will be both的用法 both of us和both of the us有什么区别 both of us is/are right both of us 和neither of us 有什么区别 Here is a seat for ___.A:both us B:us both C:both of us D:Ba