Some of the water in the rivers ________ not clean.
I feel tired, but I don’t want to stop _______.
—Must I park my car behind the building? —No, you _______. You _______ park it there.
I _______ draw, but now I am fond of it.
You can ___________ the words with an online dictionary.
—Jane, can you play _______ baseball? —No, I can’t. But I can play _______ violin.