He _______ an hour doing exercise in the gym every day.
—Linda, ______ do people in Thailand celebrate the Water Festival? —They throw water at each other.
Peter likes to improve his health ______ doing sports every day.
______ mooncake on the plate looks delicious. I want to eat ______.
—-Would you please help me to take these books downstairs? —-_______ .
There is _______ orange juice in the bottle. So I can drink it.