Meaning of wait in Japanese

"That's right. At the least I wish they'd add one to the first floor as well ... Wait a mo! Why are you here!?" "'Why' is obvious isn't it? It's so we can go to the toilet together."

After a long wait in line, she was told she should get a certified copy of her birth certificate as identification.

All you have to do is to wait for her reply.

All we can do is to wait for him.

All we can do is wait for him.

All we should do is wait and see what he'll do.

All that you have to do is to wait for his reply.

All you have to do is to wait for me to return.

All you have to do is to wait.

All you can do is to wait.