so many representatives_ ,the conference had to be put off
so many representatives_ ,the conference had to be put off
a were absent b to be absent c being abse d had been absent
84.27(与题无关）
详细解释下， c选项 是absent
a were absent b to be absent c being abse d had been absent
84.27(与题无关）
详细解释下， c选项 是absent
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