Many adults have problems with literacy and numeracy.
很多成年人有读写和计算的困难。
If they have problems with registration, please let me know.
如果他们在注册时有问题,请告诉我。
Sometimes they have problems with their schoolwork, and sometimes with their friends.
有时他们在学业上有问题,有时和他们的朋友有问题。
have problems with paying attention, controlling their behavior and being overly active.
VOA: special.2010.05.26
So there's plenty of room to still innovate in that way, to develop new methods that could protect against diseases like AIDS or diseases like malaria that we don't have problems with here but they do in many parts of the world, and so we'll talk about that.
我们还有很长的路要走,研究一些新方法以预防艾滋病这样的疾病,或者像疟疾这样尽管在我国没有威胁,但在世界很多地方还很严重的疾病,我们也会讲到这些
In American history our reform crusades have usually had to do with one of several objects or purposes or problems.
在美国历史上我们为理想而进行的改革,通常与如下几个目的,或意图,或者问题之一有关联
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