What must one do if he wants to learn another language well?还有What does "their own language"mean还有 What's the Chinese of "study by themselves"?

What must one do if he wants to learn another language well?What must one do if he wants to learn another language well? What must one do if he wants to learn another language well?如题 英语翻译回答是：Yes.If one must ask for trouble,what can we do to stop him? what's the chinese ofstudy by themselves?if one wants to learn anoter language well，what must he do？what's the chinese of study by themselves? What must one do if he wants to learn another language well?还有What does their own languagemean还有 What's the Chinese of study by themselves? one must do one is . If one day I understand what is love,it must be because you are.Ll What do you suppose would happen if one broke one of the wires of a circuit? When one is learning a foreign language,what must he do. What must Nina not do you must do as i told you?----- ( ) I don;tA what aboutB how comeC what ifD only if Do remember that you must do--you are told to.A.what B.which C.as D.if if i had six oranges in one hand and seven applesin the other,what must i ha急If I had six oranges in one hand and seven apples in the other,what must I have?翻译并回答～ If you have one chance to do something you have never tried,what will it be? If there is only one day left in you life ,what will you do? If one day I'm going to fall in love with her what should I do If only had one day what would you do 写一篇作文 1.Many students in China are learing English,are't they?2.What must one do if he wants to learn another language well?3.What does the sentenceIt is difficult to answer the question.mean?4.What doestheir own languagemean?5.What's the Chinese ofst