---Hi! Long time no see.---Yes. It’s almost three years_____ we met last time.
–Oh! There is a snake in front of Jay.--But it seems that he doesn’t ___the danger.
Uncle Wang didn’t stop to have lunch __he finished mending the TV set.
Our teacher said sound___much more slowly than light.
Will you please show me the way to the only tall building ___stands near the post office?
—Look! The boy in the white shirt ___be Tom. --It ____be him. I saw him enter the library just now.