问题描述:
Tom was disappointed that most of the guests _________ when he _________ at the party.
A. left; had arrived B. left; arrived
C. had left; had arrived D. had left; arrived
此题应该怎样选?为什么?
可否告诉我,其结构?
及此句的意思
A. left; had arrived B. left; arrived
C. had left; had arrived D. had left; arrived
此题应该怎样选?为什么?
可否告诉我,其结构?
及此句的意思
问题解答:
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