John was so sleepy that he could hardly keep his eyes _____.
A. open B. opened C. to open D. opening
_____ this is your first visit to New York, you’d better learn some of the customs.
A. Unless B. Since C. Although D. Until
Stick to your dreams, _____ they will come true one day.
A. so B. or C. too D. and
My father doesn’t like the food others cook at all. He _____ goes to the restaurants.
A. never B. often C. sometimes D. always
Playing ball games is a good way for the students of the _____ grade to release stress.
A. nine B. nines C. ninth D. ninths
In the US, the one-way trip to the workplace takes 24.4 minutes _____ average.
A. in B. on C. around D. with
