Tom, my good friends, Jim and Mike.

Mike __________ TV when his mother came back home yesterday.

Who’s that man in our classroom? It ________ be Mr. Brown. He is much taller.— You mean the man in white? He is an exchange student from England.

Do you know girl over there? —Yes. She is exchange student from America.

I was ______ tired ______ I fell asleep as soon as I lay down. —Oh, you need to have a good rest.