If you want to work on Radio Beijing, keep English well.
—— Why do you decide ____ Beijing for vacation? ——Because I want to visit the Great Wall.
I _____ my pen at home. Can I use your pen, please?
“I’m going to Hong Kong for vacation.” “_____.”
——_____ water do you need? ——A cup is enough(足够的).
They watch TV _____ a week.