Question

Giúp mình vs ạ

Answer 1

19C 20A 21B 22D 23B 24D 25D 26A 27B 28C 29B 30C 

31 C -> working

32 C -> to get

33 B -> were climbing

34 C -> went on

35 A -> to explain

Answer 2

19. C

20. A

21. B

22. D

23. B

24. D

25. D

26. A

27. B

28. C

29. B

30. C

31. C (-> working)

32. C (-> to get)

33. B (-> climbed)

34. C (-> went on)

35. A (-> to explain)