36. Where is your father? He **is working** in the garden.
37. Look! The policeman **is running** after a pickpocket.
38. Look at the baby! He **is eating** that worm.
39. Have you ever **made** cakes?
40. She **has worked** as a clerk in this bank for five years.
41. He **left** for London 2 years ago and I **have not seen** him since.
42. I'm taking my daughter out tonight. She **hasn't had** fun for a long time.
43. The writer is still a young man. He wrote his last book in 2020, but he **hasn't written** anything since then.
44. The play **has just begun**. You are a little late.
45. He's talking on the phone. He **has been talking** for an hour.
46. I **knew** her a long time ago.
47. Did you **go** to the tennis club last Sunday?
No, I **was** tired so I **stayed** at home.
48. He promised he would **pick** me up at the school after class but he **did not come**.
49. When I **called** her, she was looking for her sister.