问题
选择题
Mr Smith, ________of the _________speech, started to read a novel.
A．tired; boring
B．tiring; bored
C．tired; bored
D．tiring; boring
答案
答案：A
tired of…是过去分词短语作原因状语，boring 是现在分词作定语，表示speech本身的特点。
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