( )21．My father wants to give up ________，but it’s hard for him to ________．
A. smoke；give up it B. smoking；give up it
C. smoking；give it up D. smoke；give it up
( )22．She ________ tennis in the school team. Now she is a professional tennis player.
A. used to playing B. is used to play
C. used to play D. used to playing
( )23．- Does David have a fever - _________. His temperature is about 40℃.
A. Yes, he does B. No, he doesn’t C. Yes, he is D. No, he isn’t
( )24．-Hi, John, ______
-My dog’s leg is hurt.
A. How are you B. What’s the matter
C. Who’s that D. What’s Lucy like
( )25．-Does Jimmy often volunteer in his free time
-Yes. He often fixes up ________ computers for others.
A. bright B. fallen C. broken D. weak
( )26．-We should try our best to help those in need.
-_______. To help others is to help ourselves.
A. You’re welcome B. You’re right
C. Lucky you D. It’s up to you
( )27．Luckily, every student _______ get out of the classroom before it fell down.
A. was able to B. had to C. would D. might