30. It is high time we ____ home.
A. will go
B. would go
C. have gone
D. went
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31. It is strange that you ____ say such a thing.
A. would
B. should
C. will
D. shall
32. ---"Where have you been?" ---"I got caught in traffic; ____ I would have been here sooner."
A. however
B. although
C. anyway
D. otherwise
33. If I ____ you, I ____ more attention to English idioms and phrases.
A. was; shall pay
B. am; will pay
C. were; would pay
D. would be; would pay
34. Mr. White ____ at 8:30 for the meeting, but he didn't show up.
A. should have arrived
B. should arrive
C. should have had arrived
D. should be arriving