求better用法看这个句子all your folks in gas stations better not do s

求better用法看这个句子all your folks in gas stations better not do s It's better not go out if you can't finish your homework这个句子 用 It's better not to do It's better do 还是 to do 那had better do 等better用法麻烦讲一下 英语改写句子题You will do better in your lessons if you work harder if not better 用法是什么? had better not do?had not better do? I do not do very ___ in Maths.I want to do better but do not it's better to not OK,it's not better 这个句子语法对不对do not care others are much better than you本意是 不要在意 you'd better do句子