档案评价的缺点（）
A.主观性太强
B.内容多，不好选择
C.工作量太大
D.片面不全面
参考答案：A, B, C
变换原料气中水蒸气和干原料气之比称为（）。
---- I’ll come to see your performance at 9:00 tomorrow evening.
---- But by then my performance will have ended and I ________ reporters in the meeting room at that time.
A．will be meeting
B．will meet
C．are going to meet
D．am meeting
