IX. Fill each blank with the present simple, present continuous or past simple form of the verb in brackets. (1m)
41. After school times, Lan usually _____________ (tutor) lower grade students.
42. In order to be healthy, Tom always ___________ (ride) a bike on weekends.
43. Last summer, we _________________ (volunteer) to give food to homeless people.
44. The lesson usually ____________________ (start) at 8 a.m., but today it is late for 15 minutes.
45. Alex: What are you doing?
Anna: I _______________ (collect) paper to exchange for plants.
46. Peter: How many eggs do you need for this cake?
Lia: We _______________ (need) a lot. Let’s go and get some more.
47. Sam: ___________ you ___________ (swim) yesterday afternoon?
Luke: Yes. It was great.
48. The children _______________ (run) around the garden. They look so happy.
49. My father ______________ (grow) an apple tree there two months ago.
50. Mai _________________ (not have) any French books. She thinks she will buy some.