Many families have their own cars. __________， it causes the terrible air problem.
A. Because B. If C. However D. For
— Hello! Remember me?
— I seem to have met you __________.
A. before B. ago C. since D. some time
— Do your parents live with you?
— They __________ to do. But they _________ to living in the countryside now.
A. were used; get used B. got used; are used
C. used; get used D. used; used
— Lily dances so well. Who teaches her?
— She learns all by herself. She never goes to any training classes.
A. usually B. often C. even D. never
It is said that the terrible illness has killed more than __________ people around the world.
A. three hundreds B. three hundreds’
C. three hundred’s D. three hundred
— Did you watch the basketball match yesterday?
— Yes， I did. You know， my brother __________ in the match.
A. is playing B. was playing
C. has played D. had played
