study hard at 翻译

study hard at chinese是什么意思 They should study hard and be good at their subjects.怎么翻译 study hard at maths可以吗 wang mei study hard at school改错 We both study very hard at school study hard at Chinese什么意思 Work hard at my study还是on my study? Its necessary to study hard at school ( ) ( )study hard at s Linda is going to study hard at English this term对study hard study hard -----a student,you must study hard at your lessons Do you study hard at school?什么意思