Read the following text. Choose the best word or phrase for each numbered blank and mark A,B,C,or D on ANSWER SHEET 1.
Text
There are two aspects which determine an individual's intelligence. The first is the brain he is born 26. Human brains differ considerably, 27 being more able than others. 28 no matter how good a brain he has to begin with, and individual will have a low order of intelligence 29 he has opportunities to learn. So the second aspect is what 30 to the individual-the environment in which he is brought 31 . If an individual is handicapped 32, it is likely that his brain will 33 to develop and he will 34 attain the level of intelligence of which he is 35 . The importance of environment in determining an individual's intelligence can be 36 by the case history of the identical twins, Tom and Mike. When the twins were three months old, their parents died, and they were placed in 37 foster homes. Tom was reared by parents of low intelligence in an 38 community with poor educational 39. Mike, 40 This environmental 41 continued until the twins were 42 their late teens, 43 they were given tests to 44 their intelligence. Mike's I. Q. was 125,twenty］five points higher than the 45 and fully forty points higher than his identical brother.
26.］A］for [B］by [C］with [D］in
27.］A］most [B］some [C］many [D］few
28.］A］But [B］For [C］Still [D］And
29.］A］if [B］though [C］as [D］unless
30.］A］refers [B］applies [C］happens [D］concerns
31.］A］about [B］up [C］forward [D］forth
32.］A］relative [B］intelligently
］C］ regularly [D］environmentally
33.］A］fail [B］help [C］manage [D］stop
34.］A］ever [B］never [C］even [D］nearly
35.］A］able [B］capable [C］available [D］acceptable
36.］A］demonstrated］B］denied [C］neglected [D］ignored
37.］A］separate [B］similar [C］remote [D］individual
38.］A］omitted [B］isolated [C］enclosed [D］occupied
39.］A］possibilities [B］opportunities
］C］capacities [D］responsibilities
40.］A］moreover [B］consequently
］C］ then [D］however
41.］A］exception [B］division [C］difference [D］alteration
42.］A］in [B］by [C］at [D］for
43.］A］while [B］since [C］when [D］because
44.］A］estimate [B］count [C］decide [D］measure
45.］A］average [B］common [C］usual [D］ordinary

• phrase [freiz] n.短语；词组；措词 (初中英语单词)
• intelligence [in´telidʒəns] n.智力；消息 (初中英语单词)
• differ [´difə] vi.不同；有差别 (初中英语单词)
• aspect [´æspekt] n.面貌；神色；方向 (初中英语单词)
• attain [ə´tein] v.取得；到达；成为 (初中英语单词)
• considerably [kən´sidərəbli] ad.显著地；十分 (高中英语单词)
• environment [in´vaiərənmənt] n.郊区；周围；条件 (高中英语单词)
• identical [ai´dentikəl] a.完全相同的 (高中英语单词)
• foster [´fɔstə] vt.促进；推动；鼓励 (高中英语单词)
• community [kə´mju:niti] n.团体；社区；公众 (高中英语单词)
• educational [,edju´keiʃənəl] a.教育(上)的 (高中英语单词)
• regularly [´regjuləli] ad.有规律地；经常地 (高中英语单词)