微课程教学法如何超越“先学后教”？一靠教学模型的组织运作；二靠系统设计实现模型意图；三靠质量管理统筹协调贯穿全程；四靠案例分析帮助教师快速成长。

tlldsre used to promote product or to increse compny’s profits. Which is the following sttement correct ll thedsre used to promote product or to increse compny’s profits. B．Neither ofdsre used to promote product or to increse compny’s profits. C．Some ofdsre used to promote product or to increse compny’s profits. D．None ofdsre used to promote product or to increse compny’s profits.A．All the ads are used to promote a product or to increase a company’s profits.B．Neither of ads are used to promote a product or to increase a company’s profits.C．Some of ads are used to promote a product or to increase a company’s profits.D．None of ads are used to promote a product or to increase a company’s profits.

A、Append
B、CreateNew
C、OpenOrCreate
D、Truncate