I am going to study math really hard

I am going to study math really hard study math really hard I am going to study hard this team.(分别对I,study hard,this tea I am giong to study really hard,get a good grades.这句话对吗 应该怎么 i any case ,i am now going to study hard .the only way he wi This year i am going to study English hard (同意句） 快啊 Now I study math really hard so that I can be m__ in the fut I study hard,but I am still not good at math(改为同义句） I study hard, but I am still not good ai math.同义句 Although math diffcult,but I study hard ( )are you going to be an engineer?i'm going to study math r I am working hard to study english 对吗,如果对,study为什么不是进行时study