What does "their own language"

What does their own language what does “their own language” mean?什么意思帮帮忙撒 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? their own own their 对 还是 their own对? their own storybook,还是their own storybooks 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 What()their teacher need?A.does B.do C.are what does their teacher ask them to do? What does it mean if you put their names together Of Their Own Accord Only for their own feather their own Their own visual do their own maintenance Cherish their own 求翻译 They compare their own performance with what more skilled people do. they will feel content in expressing what they want to say for their own sake.