Examples
tā他de的dà nǎo大脑réng rán仍然hěn很huó yuè活跃。
他的大脑仍然很活跃。
His brain is still very active.
我母亲很活跃。
My mother is active.
我建立了部落格。我会尽量努力，不想成为那种只在初期短暂活跃发文，然后就放弃的人。
I started a new blog. I'll do my best not to be one of those people who blogs a lot right at the start and then quits blogging.