1.need to 需要;需要做
You need to touch up the poem.
你需要給這首詩潤色一下。
Do we need to discuss this question?
這個問題還用得著討論嗎?
2.speak of 談到;論及
He didn't speak of the accident.
他沒有提到那次事故。
The heavy rain speak of the impossibility of the picnic this afternoon.
這場大雨顯然使今天下午的野餐泡湯了。