21. The poorboy was born _____ a weak heart. We're going to raise money for him next week.
22. —What's the _____ to your success, Mr.Miller? —It all depends on my hard work.【单选题】
A. part
B. opinion
C. secret
( ) 23. A: When can I know the result? B：Be _____, Frank! You will know it at 6 o'clock this afternoon.
A. patient
B. avtive
C. brave
( ) 24. Though you've got quite a lot of money,you should spend it _____.
A. heavily
B. suddenly
C. wisely
( ) 25. A：May I use your camera? B: Sorry, there's _____ with it.
A. nothing wrong
B. wrong nothing
C. something wrong
( ) 26. The exam is coming, so Tina has to _____ her lessons late into the night.
A. review
B. repeat
C. report
( ) 27. Li Xiaobin is _____ crazy about Yue Yunpeng _____ he knows all his works well.
A. so; that
B. such; that
C. too; to
( ) 28. _____ in the dictionary, and you will know the meaning of the word.
A. Look them up
B. Look up them
C. Look it up
( ) 29. A:_____ does your grandma keep healthy? B：By eating healthy food and taking lots of exercise everyday.
( ) 30. —Have you decided what _____ for tomorrow evening's party?—Yes. I'm going to wear a dress.
A. preparing
B. wearing
C. to wear