题目内容：

welcome back to school.
请问这算什么句型,有没有主语谓语宾语

优质解答

(You are) welcome back to school.
这里的welcome应该是形容词,“受欢迎的”意思.
You are always welcome to our school.
我们学校随时欢迎您.
I had the feeling I wasn't really welcome.
我觉得自己并不是很受欢迎.