第二节完形填空（共20小题；每小题1.5分，满分30分）阅读下列短文，从每小题的A、B、C、D四个选项中选出可以填入空白

第二节完形填空（共20小题；每小题1.5分，满分30分）
阅读下列短文，从每小题的A、B、C、D四个选项中选出可以填入空白处的最佳选项。
　　Years ago a John Hopkin’s professor gave a group of graduate students this task: Go to the slums（平民窟）. 　31 200 boys, between the ages of 12 and 16, and 　32 their background and environment. Then predict their 　33 for the future.
　　The students, after 　34 social statistics, talking to the boys, and collecting much data, 　35　that 90 percent of the boy would spend some time in 　36 .
　　Twenty-five years later another group of graduate students was 　37 the job of testing the 　38 . They went back to the same area. Some of the boys— 39 men—were still there，a few had died，some had moved away， 40 they got in touch with 180 of the 　41 200. They found that only four of the group had ever been sent to prison.
　　　42 was it that these men，who had lived in a breeding place of crime，had such a 43 good record？ The researchers were continually told，“Well，there was a teacher…”
　　They pressed 　44 ，and found that in 75 percent of the 　45 it was the same woman. The researchers went to this teacher，now living in a home for retired 　46 . How had she had this remarkable influence 　47 that group of children？ Could she give them any reason why these boys 　48 have remembered her？
　　“No，”she said.“No I really couldn’t.”And then, 　49 back over the years，she said musingly，more to herself than to her 　50 ，“I loved those boys…”
31．A．Take 　　　　　　　　B．Elect　　　　　 C．Appoint　　　　 D．Mention
32．A．learn 　　　　　　　 B．inform　　　　　C．study 　　　　　D．describe
33．A．careers　　　　　　　B．statuses 　　　 C．promises 　　　 D．chances
34．A．checking 　　　　　　B．closing 　　　　C．storing 　　　　D．trying
35．A．drew 　　　　　　　　B．concluded 　　　C．decided 　　　　D．confirmed
36．A．hospital 　　　　　　B．prison 　　　　 C．camp 　　　　　 D．court
37．A．offered 　　　　　　 B．provided　　　　C．given 　　　　　D．served
38．A．result 　　　　　　　B．accuracy 　　　 C．effect 　　　　D．prediction
39．A．by then 　　　　　　B．so far 　　　　　C．as usual 　　　D．soon after
40．A．and 　　　　　　　　B．so 　　　　　　　C．but　　　　　　D．then
41．A．exact 　　　　　　　B．considerable 　　C．mere 　　　　　D．original
42．A．What 　　　　　　　 B．When 　　　　　　C．Why 　　　　　　D．Where
43．A．surprisingly　　　　B．relatively 　　　C．similarly 　　　D．undoubtedly
44．A．deeper 　　　　　　 B．further 　　　　 C．higher 　　　　D．wider
45．A．cases 　　　　　　　B．samples　　　　 C．affairs 　　　　D．examples
46．A．workers 　　　　　　B．teachers 　　　　C．professors　　　 D．guards
47．A．against 　　　　　　B．versus 　　　　　C．over 　　　　　　D．through
48．A．would 　　　　　　　B．should 　　　　　C．might 　　　　　D．could
49．A．calling　　　　　　 B．going 　　　　　　C．thinking 　　　D．remembering
50．A．students 　　　　　　B．relatives 　　　　C．roommates　　 D．questioners