我不能吃豆子，吃了肚子就胀气。

I can't eat beans—they give me wind.

《牛津词典》

我很快就意识到不能问太多的问题。

I soon learned not to ask too many questions.

《牛津词典》

这个岛屿在太平洋上；我还不能说具体在哪里，因为我们仍然在就它的购买问题进行谈判。

The island's in the Pacific Ocean; I'm not at liberty to say exactly where, because we're still negotiating for its purchase.

《柯林斯英汉双解大词典》

And so, it would be a shame for me not to use them to cover some of these issues.

如果不能请到他们来帮助我教授这些主题,那可就太可惜了

耶鲁公开课 - 心理学导论课程节选

I know to be a judge, you can't just become a judge, you usually have to practice as a lawyer first.

就我所知，你不能一开始就成为法官，你必须先成为一名律师。

为了更美好的世界 - SpeakingMax英语口语达人

As soon as the available size goes to 0, I know I can't enter any more items into the memo, right?

一旦可装大小为0时我就知道,我不能再在memo中添加物品了？

麻省理工公开课 - 计算机科学及编程导论课程节选