——______ do you go camping?
——Once a month.
A. How long B. How often. C. How many.
This party was , and everyone felt .
A. boring; bored
B. bored; boring
C. boring; boring
--- Must I see the dentist at once？
--- No, you .
A. mustn’t B. can’t C. needn’t
Did you do interesting on vacation?
A. everything B. nothing C. anything
The answers our questions about watching TV were also interesting.
A. to B. of C. about