A. showing B. putting C. feeding D. making

　　47. "I really need to speak to you now." "Oh, all right if you__________."

　　A. try B. need C. insist D. hold

　　48. They welcomed the opportunity to participate fully__________the life of the village.

　　A. in B. to C. into D. of

　　49. Ladies and gentlemen, I regret __________ that a number of statements made by the department were incorrect.

　　A. saying B. to say C. say D. of saying

　　50. The recipe says you can __________ yoghurt for the sour cream.

　　A. replace B. substitute C. exchange D. place

　　51. I suggest you __________ before you go round there.

　　A. phoned B. phone C. phoning D. to phone

　　52. It was a really bad accident - they're lucky to be __________.

　　A. living B. alive C. live D. lived

　　53. The results are __________ with earlier research.

　　A. insistent B. consistent C. concerned D. connected

　　54. The law requires equal treatment for all, __________ of race, religion, or sex.

　　A. regard B. regardless C. in regard D. disregard

　　55. I'm extremely __________ about what I read in the press.

　　A. critical B. skeptical C. frightened D. convinced