Question

Peter can’t attend the party ________ at Tom’s house at present because he is preparing for a speech at the party ________ at Mary’s house tomorrow．

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A．being held; to be held

B．to be held; held

C．held; being held

D．to be held; to be held

Answer 1

答案：A
解析：

由主句的时间状语at present推知，作定语的现在分词应为被动式(being held)，表示(集会)正在被举行；从句中作定语的不定式应为被动式，表示将要被举行。