35. He hurried to the booking office only _______ that all the tickets had been sold out.

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

34. ---You were out when I dropped in at your house.

　 --- Oh, I _____ for a friend from England at the airport.

A. have waited　　　 B. had waited　　　 　　 C. am waiting　　 　　 D. was waiting

33. It’s quite ______ me why such things have been allowed to happen.

　 A. for　　　　 B. behind　　　　 C. beyond　　　 D. against.

32. What we used to think _______ impossible now does seem possible. .

A. was　　　　　 　 B. is　　　　 C. has been　　　　 D. will be

31. ___________ from other continents for millions of years, Australia has many plants and animals not found in any other country in the world.

A. Being separated　 B. Having separated　 C. Having been separated　 D. To be separated　

30. --- Do you mind my smoking here?

　 --- ________.　 A. No, thanks.　　 B. No. Good idea.　 C. Yes, please.　　　 D. Yes. Better not.