混合监管体系具有监管规则统一、监管的步调和力度容易统一和分工明确，具有专业化的优势。
参考答案：错
“Goodbye, then”， she said, without even ________ from her book.[ ]
A．looking down
B．looking up
C．looking away
D．looking on
可湿性粉剂农药的特点是什么？
