For native language teaching , spoken chinese is key part of chinese class teaching . in the view of source of language development , oral communication came before written exchange . as for objective law of mother tongue learning , children usually begin to learn oral language first and afterwards writing words and articles 口语交际新理念的输入，给语文教学带来了新的面貌，口语交际在整体的语文教学中的地位、作用也起了相应的变化，口语交际和读写的关系较以往更为密切：读写属于书面交际，与口语交际统属交际范畴，相互之间有着映衬和促进的作用。
3.
We have decided to defer a full report on the subject " mechanised street cleansing services " as we shall hold a second public hearing on 1 march 2002 to examine , among other things , the many tiers of staff in the chain of command in the food and environmental hygiene department involved in the operation of mechanised street cleansing services , and how they affect the provision of the service 我们决定暂且不就“机动街道洁净服务”一事作出全面报告，因为我们会在2002年3月1日举行第二次公开聆讯，以研究多项事宜，当中包括食物环境卫生署提供机动街道洁净服务的统属架构内职员级别众多的问题，以及这问题如何影响服务的提供。
4.
The pac s report on the subject of " mechanized street cleansing services " had been deferred as we needed time to examine the many tiers of staff in the chain of command in the environmental hygiene ( eh ) branch of the food and environmental hygiene department ( fehd ) involved in providing mechanized street cleansing services , and how such a bloated structure operated in the provision of the services 委员会先前押后就“机动街道洁净服务”的事项提交报告书，是因为我们需要更多时间来研究若干事宜，包括食物环境卫生署( “食卫署” )提供机动街道洁净服务的统属架构内职员级别众多的问题，以及如此臃肿的架构在提供服务时如何运作。
5.
Application research of gis were done in data display , flow analysis at inlet and outlet and information search about filling and emptying system and so on . first , edit , browse or search can be completed at the same time when the related figure is displayed . second , database which involves attribute data and space data about filling and emptying system can be created so as to do some search between figure and its attribute data 在船闸引航道信息显示与水流分析和输水系统信息查询分析等方面进行了gis技术应用研究： ( 1 )使图形与信息结合，在图形显示的同时，对船闸基本信息及引航道信息或输水系统信息进行编辑、浏览与查询； ( 2 )建立输水系统属性数据库，便于图形?数据交互式查询； ( 3 )在数学模型计算分析的基础上，将研究成果可视化。
