Find and correct the mistake

V. Find and correct the mistake
33. My father asked me don't stay up too late.
A
CD
34. You haven't to finish the work this afternoon; you can leave it later.
A
CD
35. I'll talk to the boss when he will be back.
A
В
36. Lan seemed happily when she received her aunt's letter.
A B
D
37. Mrs Van's daughter is absent today because her sickness.
В
A
38. Everyone was exciting as the prince wanted to choose his wife from the village.
D
A B
39. He is the more famous person I've ever met.
D
A
40. Ba always gets excellent grades because he studies hardly.
В
C D
A