she is playing the piano now (is playing 是be动词+实意动词—做谓语)吗?now在句中做什么成分?是做状语修饰"piano"吗?

问题描述:

she is playing the piano now (is playing 是be动词+实意动词—做谓语)吗?
now在句中做什么成分?是做状语修饰"piano"吗?

做时间状语修饰 playing the piano

is playing 是play的现在进行时形式
now在句中做时间状语修饰is playing