(4 - b)(b + 2)+(b - 5)(b+5)

Упраднение на past simpl и present simpl 3. Yesterday I (visit) ＿ ... your friends. 4. many years ago, knights (hunt)... on deer. 5. kings and queens (live) in palaces and castles. 6. on Friday it (snow) all day. 7. Yesterday Peter (study) lot. 8. at a party, Sam and Katie (dancing) together. 9. (study) at school 8 years ago. 10. we 11. don't (play) chess yesterday. (stay) at this hotel last summer. 12. we (listen to) music last night. 13. they (live) in London 2 years ago. 14. | (like) to read about knights when (study) at school. 15. she 16. Nick ＿ watched TV all day yesterday. (help) I have to carry heavy bags.