题目内容
The author gave a detailed description ________ on his personal abservation of nature.
[ ]
A. based
B. to base
C. to be based
D. basing
答案:A
提示:
提示:
|
base...on把……建立在……之上,以……为基础.base与description是逻辑上的动宾关系,故使用过去分词作宾语. |
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