Alice didn’t go to the park ___ her illness.
A. because B. but C. so D. because of
The blue coat is the cheapest and the red coat is the second _________
A. cheaper B. cheapest
C. the cheapest D. cheap
It’s important _____ healthy. Do you think so?
A. to stay B. stay C. staying D. to staying
-- ____ is the population of your city?
-- About seven ____.
A. How many； million B. What； million
C. How large； millions of D. How much； million
Usually, we like to _________ before doing sports so that we can't hurt during the sports.
A. cheer on B. point at C. warm up D. ask for
I usually go home by bike, but sometimes I _________.
A. by foot B. take bus C. by a bus D. walk
