What was he doing ______ his father _______ back?A. while; came B. when; came C. when; was coming
There ________ a sports meeting next week.
It takes about 30 minutes _______ a bicycle from my home to school.
That’s a good place ________ football.
I hope you _________ to my birthday party this evening.
There is a new bridge ________ the river in front of my house.