Cái này thầy mình sửa rồi nha!
31. I am always forgetting to set the alarm. ⇒ đúng
32. It sounds a marvelous idea. ⇒ đúng
33. She is studying hard for her exams at the moment. ⇒ đúng
34. Are you understanding what the lecture said? ⇒ Do....understand
35. I am thinking that they made a mistake. ⇒ think
36. I am seeing my friend Jean tonight. ⇒ see
37. The police aren’t knowing why he came here. ⇒ don't know
38. She is constantly leaving her papers all over the place. ⇒ đúng
39. She jogs around the park three times a week. ⇒ đúng
40. He commutes to Paris every day this week. ⇒ is commuting