They only study Chinese in their school对吗

They are only study（还是studying) for long time. They only study Chinese in their school对吗 看看这两个句子是否都正确?They often study Chinese in their school.They only study Chinese in their school. CHIN CHIN怎么样 They 什么 study hard Only if they study in real earnest in college,can they meet the needs of their future employment.请帮忙翻译. 敬请翻译：People sometimes hold their chin when they are concentrating hard. Chin是什么意思 butt chin CHIN怎么样 they study very hard so they study good修改病句 Chin Chin的《Stay》 歌词 they () only 15 If they alway ask for help from their parents,they will be()most of the time when they study aboard.括号里的单词要a开头哦~They not only study more () subjects but also have to study a ()language to understand their teachers and the ()which they should study下一句是什么 they often study( ) long hours they both study very hard 同义句转换they both study very hard ( ) ( ) ( ) study very hard. They will study in the school or study at