1) My sister … (clean) the kitchen now. 2) I often … (buy) food on Fridays. 3) Nick … (not/go) to the Caucasus last year. 4) Look out! Who… (watch) you? 5) My grandfather usually … (work) in the garden in the morning. 6) I … (do) my homework last Monday. 7) Sometimes Maria … (cook) lunch for herself. 8) Sorry! I … (be late). 9) The manager is busy. He …(talk) with a customer. 10) I … (be) in the Crimea last summer.

1) My sister is cleaning the kitchen now. 2) I often buy food on Fridays. 3) Nick did not go to the Caucasus last year. 4) Look out! Who is watching you? 5) My grandfather usually works in the garden in the morning. 6) I did my homework last Monday. 7) Sometimes Maria cooks lunch for herself. 8) Sorry! I am late. 9) The manager is busy. He is talking with a customer. 10) I was in the Crimea last summer.