—Susan, why are you still here? They are all ready to start.—I’m sorry, but I when to leave.
Do you like the movie? Yes. It’s one of ___________ films I have ever seen.
My cousin is a helpful girl, she often ________ others.
The goldfish move very _____ and sleep ______.
He isn’t that hard-working. So he has problems _______ English.
Look at the library. It's our classroom.