study hard

study hard study hard at 翻译 They 什么 study hard how to study hard? How to study hard? please study hard or please study hardly l study hard and study well中文 learn hard还是study hard哪个对 work hard等不等于study hard? I need to study hard 对 study hard 提问 we students should study hard为什么hard要在study. I will study more hard She （study） very hard So We must Study hard study hard at chinese是什么意思 Lucy ( )(study) English very hard. And he must study hard The students study hard ( )English