四、非谓语动词 Task1. 1. B 2.D 3.C 4.C 5.B 6.B 7.D 8.C 9 .C 10.D 11.A 12.C 13.B 14.B 15.A 16.B 17.A 18.D 19.A 20.D 21.A 22.C 23.B 24.C 25.B 26.D 27.A 28.A 29.A 30.C 31.C 32.C 33.C 34.A 35.B 36.C 37.B 38.A 39.B 40.A 41.A 42.C 43.A 44.A 45.B 46.A 47.A 48.C 49.B 50.B 51.C 52.B 53.B 54.A 55.A Task2. 1. to play 2. understood 3. staying 4. to have been told 5. instructed 6. laughing 7. to expect 8. is to blame 9. try 10. working 11. to ask 12. writing; painting 13. have paint 14. looking for 15. coming 16. to have gone 17. wandering 18. having saved 19. to take off 20. checking 21. being criticized 22. consider 23. winning 24. make 25. To make 26. Follow 27. to be asked 28. being invited 29. believe 30. spending