-____________ do you do volunteer work?
- Once a month. I think it is meaningful.
How often
How far
How many
How long
__________the boy___________!
During the entrance exam,there are___________ parents waiting for their children outside the test centre.
Neil has three friends in the school. They are all________.
The old people enjoy______ up early, but the young people______.
--How was________ dinner at Mike's house? --It was great. Mike's mum is________ wonderful cook.