1.need to 需要;需要做
You need to touch up the poem.
你需要给这首诗润色一下。
Do we need to discuss this question?
这个问题还用得着讨论吗?
2.speak of 谈到;论及
He didn't speak of the accident.
他没有提到那次事故。
The heavy rain speak of the impossibility of the picnic this afternoon.
这场大雨显然使今天下午的野餐泡汤了。