讨论和决定重大问题是党的全国代表会议的职权之一。
参考答案:对
The family was _____ poor _____ they couldn’t buy a TV set.
A.so; that B.not; until C.not; but
空气湿度是指空气中水汽含量的多少或空气干湿的程度,常用哪两个指标表示?