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Professor Smith lived alone. He was very absent-minded. He used to __51__ the university to give a lecture and find that he had forgotten to bring his notes. Or he __52__ lose his spectacles and be unable to see the __53__. He could never find any chalk to __54__ with, and he often forgot the time and would ramble __55__ for hours because he had __56__ his watch at home. But the most __57__ thing of all about him was his __58__. His overcoat was rarely __59__, as most of the buttons were __60__. His shoes were usually untied because he had lost the laces. He __61__ his comb as well because his hair was always standing __62__, that is unless he was __63__ his battered old hat with the brim missing. His trousers were __64__ by an old tie instead of a belt. He was a chain smoker. He would smoke __65__ in class. Cigarette ash was liberally scattered over his waistcoat. 51. A) arrive in B) arrive at C) arrive D) arriving 52. A) was used to B) was accustomed to C) could D) would 53. A) blackboard B) floor C) door D) window 54. A) teach B) deliver C) write D) address 55. A) of B) at C) in D) on 56. A) put B) placed C) left D) forgotten 57. A) exciting B) amazing C) attractive D) delightful 58. A) appearance B) act C) behavior D) conduct 59. A) tied B) fastened C) ironed D) patched | 
