You ______ stop when the traffic light is red.
A. can B. could C. may D. must
Study hard, ______ you won’t catch up with your classmates.
A. and B. or C. but D. if
Mary runs ______ of all the girls in her school, and she won the 100-meter race last month.
A. nearest B. highest C. fastest D. slowest
Liupanshui is a city ______ the southwest of China.
A. at B. for C. in D. on
– When is Teachers’ Day in China?
- It’s on the ______ day of September.
A. ninth B. tenth C. eleventh D. twelfth
– Whose book is it?
- It’s ______.
A. I B. my C. me D. mine
