Both my mother and my father is a teacher.如果每个一个空是这样填,如果每个两个空一楼的是对的
第一个空倒不知道填什么。。。不过。同义句的话。只要My mother and my father are a teacher.就可以啦。
Both my mother and my father are teachers.
Not only ;but also ;is
Not only,but also, is