_____ with terror, the dog hid himself in a small cave, _____ his tail to the rain.
I______ for Hong Kong on Saturday. Will you go to see me off at the airport?
I______ to see grandma and help her with some housework every week.
We Chinese ______ the Olympic Games in 2008.
Mott is out. But he ______ here a few minutes ago.
---Hi, Tom. ---Hello, Fancy. I ______ you were here.