— Guess what! I have won the first prize in the speaking competition. — Congratulations! You _____ put a lot of work into it.
The door still remained ___.
I'd like the colour, but I’m afraid it’s ___expensive.
There ___ two football matches on TV tonight.
---Beautiful day ,___? –Yes, ____?
--Who has opened the door? ---I think it __ be Lin Tao. He’s always the first to get here.