31. The cheering went on for quite some time _____ it died down and people took their seats again.
|
A.Before |
B.Since |
C.As |
D.When |
32. Staying in a different country, just watch others to see _____ they act to decide what the best to say is.
|
A.What |
B.Why |
C.how |
D.When |
34. The visitor asked to have his picture taken _________ stood the famous tower.
|
A.that |
B.what |
C.when |
D.Where |
35. — Have you finished your essay?
— Half when you come back.
|
A.has been done |
B.will have been done |
C.had been done |
D.is done |