Mr Yang is a doctor. He works ____ .
I like junk food very much, but I eat ______ only once a month.
---- How often does the train run to Beijing ?----- ________ twenty minutes.
I didn’t go to the beach______ vacation. I stayed ______ home.
I feel ______ when I watch that ______ match .
We ______ a great time because it was rainy all the time.