30. They tea when the doorbell . A. have/is ringing B. had had/ rang C. were having/rang D. having/ringing
31. What time the next train leave?
A. does B. will C. shall D. do
32. She . Is something wrong?
A. cries B. is crying C. cry D. crying
33. This house 35,000 pounds in 1980.
A. costs B. cost C. had cost D. was cost
34. What he at 4 P. m. last Sunday?
A. did/do B. was/do C. had/done D. was/ doing
35. Do you want to have the chicken or the beef? - I think the beef.
A. will have B. am going to C have D had