3. Put the verbs in brackets into the Present Perfect: 6. The play just (begin). You are a little late.
7. The manager (sign) the letter.
8. I can’t go out because I (not finish) my work.
9. The students (work) very well this term.
10. Is Father at home? No, he (not come) yet.
11. I (not see) him since January. I wonder where he is.
12. George (read) the newspaper already.
13. The newspaper (come)? — Yes, Ann is reading it.
14. My brother (write) several plays. He just (finish) his second tragedy.
15. I (write) the letter but
I can’t find a stamp.
16. We (miss) the bus. Now we’ll have to walk.