are we about to have lunch?yes,it ----- in the dining room我们要马上吃中饭了吗,后面的回答为什么用is being served而不是用has been served ,用完成时不是更好

问题描述:

are we about to have lunch?yes,it ----- in the dining room
我们要马上吃中饭了吗,后面的回答为什么用is being served而不是用has been served ,用完成时不是更好

这里is being served强调的是事实:午餐在餐厅已经准备好了,而不是强调完成的状态,根据前后文语境理解

不对 吃饭过程中也是lunch being served而不是prepared only