雁行模式
参考答案：
是指由于企业实施信息的时间或起点不同，行业内不同企业之间形成了技术和管理水平上的差距，犹如大雁飞行发展的模式。
In my opinion, your composition is not as interesting as his but yours is ________ in writing.
A．the best organized
B．better organized
C．so organized as
D．as organized as
读某地等高线地形图，回答下列问题。
图中等高线X的数值最有可能是（）
A．100m
B．150m
C．200m
D．250m
