It's half past six,the Smiths are having supper.中are having为什么不用have?
问题描述：
It's half past six,the Smiths are having supper.中are having为什么不用have?
答
It's half past six,the Smiths are having supper.
现在是6点半,史密斯一家正在吃饭.
从“It's half past six”可以看出此处为一时间点,表示在某一时间点上史密斯一家正在做某事,所以应用现在进行时are having.