often 后加什么
1、often后接动词原形用于一般现在时；
2、often后接动词过去式用于一般过去时。
People often give very different accounts of the same event.
人们常常对同一件事的叙述大为不同。
It is not often that you get such an opportunity.
你得到这样的机会，可不是常有的事。
We don\'t often have time to talk.
我们常常没有时间谈话。
People are often afraid of things they don\'t understand.
人往往对自己不懂的东西感到恐惧。