–______ keep water running when you are brushing your teeth or washing your hands, Jack.– OK. I know we must save every drop(滴) of water.A. Why not B. Please C. Don’t
______ worry about your Chinese, we can help you.
---Tony, can you sing? ---No, I ______, but I ______dance.
Miss Liu teaches ______ music. ______ all like her.
His mother is a dancer. She can dance very ______.
Lingling wants to learn to speak English, ______ she can join the English Club.