you must study hard,or you won't get good g__
If you don't study hard,you won't get good grades.
if you don't study hard,you won't get good
you must study hard if you (won't don't haven't hadn't)want
You must study hard if you want to get good grades in Englis
Study hard or you won't catch up with the others in our clas
Study hard,or you won't catch up with others.(写出同义句)
If you don't study hard,rather than you'll get good grades.
How can you_______to get good grades if you don't study hard
同义句转换 .You must study hard.If you don't study hard,you will
we must study english hard or we can't be good at it,
If you don't study hard ,you won't pass the exam.同义句转换
If you don't study hard,you won't catch up with the others.