30. ---How did you do on the test?

---Not so well. I _______ much better but I misread the directions for Part One.

A. could have done　　　　 B. should do　　　　　 C. must have done　 　 D. could do

29. - Can you give me the right answer?

-Sorry, I ______ . Would you repeat that question?

A．hadn't listened　　　　　　　　 　　 B．haven't listened 　　　　　　

C．don't listen　 　　　　　　 　　　　　　D．wasn't listening

28. The discovery of new evidence led to _________.

A. the thief having been caught　　　　 B. the thief to be caught

C. catch the thief　　　　　　　　　 D. the thief being caught

27. To save the drowning child, the boy plunged into the icy water without hesitation, ______ his own safety.

A. despite of　　　　　　 　 B. regardless of　 　 C. unaware of　　 D. because of

26. What surprised me most was to see the girl laugh the way _____ her mother did at that age.

A. /　　　　　　　　 B. which　　　　 C. with which　　 D. where　　

25. The news reporters hurried to the airport, only_______ the film stars had left.

A to tell　　　　　　 B. to be told　　　 C. telling　　　　 D. told