问题
选择题
Most of the professors _____ to our school were from South Africa．
A．invited
B．to be invited
C．being invited
D．had been invited
答案
答案：A
考查非谓语动词的用法。Professors 与invite之间是逻辑上的被动关系,所以用过去分词作定语,表示完成和被动的意义。
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