Luckily , I study very good是病句么

Luckily , I study very good是病句么 they study very hard so they study good修改病句 i couldn't study grammar very good 哪儿错了? how to study very good? I thought that your English was very good.是不是病句? i'm sorry very much是病句么 I have to study very 是study well还是good study very good和very well都可以么?比如：I speak very good/well. 一个病句“You can speak English so good.I'm very glad." at that time I felt I was very ____,填lucky还是luckily,为什么 ,最好说 8. Luckily good things _______