– Could you give me _____ on how to learn English well?-- Sure.
—Peter looks sporty.—Yes. He is the ______runner in my class.
We won’t go sightseeing if ____ tomorrow.
—The classroom is ____ clean ____ it was yesterday.— Sorry, I forget to clean it.
I was just falling asleep ____ there was a loud knock at the door.
----Can you tell me if he ________ ?----If he _________, I will call you.