专业技术人员的性格特点决定了其人际交往的基础只能是()。
A.高人一等
B.低人一等
C.人格平等,以诚相待
D.以上答案都不对
参考答案:C
The living room is clean and tidy, with a dining table already_____________ for a meal to be cooked.
A.laid
B.laying
C.to lay
D.being laid
膜式蒸发器优点是:()
A.加热快
B.停留时间短
C.液体走管内