2. 考研
  3. Large lecture classes are frequently regarded as a necessary evil. Such classes (21) be offered in many colleges and universitie

Large lecture classes are frequently regarded as a necessary evil. Such classes (21) be offered in many colleges and universitie

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问题     Large lecture classes are frequently regarded as a necessary evil. Such classes (21) be offered in many colleges and universities to meet high student (22) with limited faculty resource, (23) teaching a large lecture class can be a (24) task. Lecture halls are (25) large, barren, and forbidding. It is difficult to get to know students. Students may seem bored in the (26) environment and may (27) read newspapers or even leave class in the middle of a lecture. Written work by the students seems out of the (28) .
    Although the challenges of teaching a large lecture class are (29) , they are not insurmountable. The solution is to develop (30) methods of classroom instruction that can reduce, if not (31) , many of the difficulties (32) in the mass class. In fact, we have (33) at Kent State University teaching techniques which help make a large lecture class more like a small (34) .
    An (35) but important benefit of teaching the course (36) this manner has involved the activities of the teaching assistants who help us mark students’ written work. The faculty instructor originally decided to ask the teaching assistants for help (37) this was the only practical way to (38) that all the papers could be evaluated. Now those (39) report enjoying their new status as "junior professors", gaining a very different (40) on college education by being on the other side of the desk, learning a great deal about the subject matter, and improving their own writing as a direct result of grading other students’ papers.

选项 A、ensure
B、assure
C、secure
D、certify
答案B
解析 本题测试词义搭配。ensure意为“确保，保证”，通常构成“ensure + that从句”结构：assure意为“保证，确保”，通常构成“assure somebody + that从句”结构；secure意为“保护，使安全”，不带从句；certify意为“证明……是真实、正确的”。所填之词的后面省略了students，所以应选B。
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