19. (B) spending -> waste
20.(D) my self
21.(B)interesting
22.(D)badly
23.(D)from
24.(A) to see
25.(C) of -> D-> watching
26.(C) took -> have taken
27.(D) doing
28.(C) going -> to go
29.(C) whose
30.(D) hard
31.(C) as
32.(C) don't
33.(B) fast -> A-> passes
34.(B) days
Mình nghĩ thế này hợp lí hơn á.