55. He is too weak to ____his business.
A. do with B. do without C. do away with D. do up
56. She is so clever that I feel rather at a (an)____talking to her.
A. advantage B. disadvantage C. mistake D. error
57. The thieves ____the papers all over the room as they were searching for the money.
A. spread B. swelled C. scattered D. divided
58. The information-office at the station ____that all trains were running about one hour behind time.
A. advertised B. declared C. determined D. promised
59. His book has made a great impact____ its readers.
A. at B. for C. to D. on