2. 职称英语
  3. There had, of course, been dictionaries in the past, the first of these ______ a

There had, of course, been dictionaries in the past, the first of these ______ a

游客2024-09-26  18
问题 There had, of course, been dictionaries in the past, the first of these ______ a little book of some 120 pages.
选项 A、to be
B、to have been
C、be
D、being
答案 D
解析 独立主格结构题。本句the first of these是分词being的逻辑主语，独立主格结构在句中作状语，表示伴随状况。故D正确。
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