题目内容
The professor has received the letter ______ to give a lecture in Princenton Insitute.
A. being invited B. to be invited
C. inviting D. invited
C
现在分词作定语,修饰letter。
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题目内容
The professor has received the letter ______ to give a lecture in Princenton Insitute.
A. being invited B. to be invited
C. inviting D. invited
C
现在分词作定语,修饰letter。