【正文】 give caught ____ and let her off. A. to have stolen B. to be stealing C. to steal D. stealing 20. She set out soon after dark ____ home an hour later. A. arriving B. to arrived C. having arrived D. and arrived 21. With trees, flowers and grass ____ everywhere, my native town had taken on a new look. A. planting B. planted C. to plant D. to be planted 22. You will find the word “psychology” _____ under “P” in you dictionary. A. have listed B list C. listed D. listing 23. In the past few years, we have had thousands of trees _____ around our school. A. plant B. planted C. to plant D. being plant 24. Is this the recorder you want ____ ? A. to have repaired B. to repair it C. to have it repaired D. it repaired 25. She was glad to see her child well ____ care of. A. take B. to be taken C. to know D. taking 26. The result of the entrance exams was not made _____ to the public until last Thursday. A. knowing B. known C. to know D. to be known 27. He found them ____ at a table _____ A. sat。 to play chess B. sitting。 to play chess C. seated。 playing chess D. seat。 play the chess 28. I can make you ____ what I say, but you can’t make yourself _____ to English. A. understand。 understand。 B. understand。 understood C. to understand。 understand D. understand。 to be understood 29. The girl asked him not to leave the door ______. A. to close B. closed C. to be closed D. closing 30. John have rushed our in a hurry, _____ the door _____. A. leaving。 unlocked B. leaving。 unlocking C. left。 unlocked D. to leave。 unlocking 31. ______ more attention, the tree could have grown better. A. Given B. To give C. Giving D. Having given 32. The puter center, _____ last year, is very popular among the students in this school. A. open B. opening C. having opened D. opened 33. Friendship is like money。 easier made than _____. A. kept B. to be kept C. keeping D. being kept 34. _____ in thought, he almost ran into the car in front of him. A. Losing B. Having lost C. Lost D. To lose 35. _____ the general state of his health, it may take him a while to recover from the operation. A. Given B. To give C. Giving D. Having given 36. ______ such heavy pollution already, it may now be too late to late to clean up the river. A. Having suffered B. Suffering C. To suffer D. Suffered 37. The research is so designed that once ___ nothing can be done to change it. A. begins B. having begun C. beginning D. begun 38. ______ in 1636, Harvard is one of the most famous universities in the United States. A. Being founded B. It was founded C. Founded D. Founding 39. When ______, the museum will be open to the public next year. A. pleted B. pleting C. being pleted D. to be pleted 40. Prices of daily goods ____ through a puter can be lower than store prices. A. are bought B