hear about: 听说
You will hear about this (ie will receive a formal rebuke about it) later.
这件事你就等瞧吧(要受到严厉斥责).
I wanted to hear about possible changes, but I couldn't draw them (on that).
我很想听听可能会发生什麽变动，但是(关於这一点)不管怎麽打听，他们就是不说。

make sense: 行得通
It doesn't make sense to buy that expensive coat when these cheaper ones are just as good.
这些便宜的大衣也很好，何必非买那件贵的不可。
Can you make sense of this poem?
你看得懂这首诗吗?

tell truth: 说实话
The parents should tell truth to the children.
父母们应该向孩子说实话
I was less capable than he of telling truth from falsehood.
我判断真话和谎言的本领不如他。