how to do it well is still a_(problem/question)

how to do it well is still a_(problem/question) The second question ____ (ask) is how to do it. But a_ an hour ,he is still looking for it Do you know how impoetant it is to learn English well?同义句转换 Do you know how important it is to learn English well?同义句? QUESTION about: all it has to do is stop raining. I'll do it a_ to your instructions. 英语翻译How to study English well is a very complicated question how well do you do it? The question is how we can make it known to everyone how ser Call it what you will,it is still a problem. To do or not to do,it is a question的中文意思