为什么if you do,you’ll be sorry有be?而if you do,you’ll have a good time没有be?

Do you believe if I'll like Do you believe if I'll like you 为什么if you do,you’ll be sorry有be?而if you do,you’ll have a good time没有be? i__ belive you 'll make great progress if you study hard.为什么填do 请解析 I won't do my homework.A.if you do that,you'll be sorry.B If you don't do that,you'll be sorry. if you do you'll be A:I think I'm going to stay at home.B:If you do you'll be sorry .请问这里的If you do you'll be sorry If you do (little) exerise,you'll get fatter.Could you give me some (suggest)? Do you think the problem is hard If you think hard ,you 'll find it easy to work out 为什么选hard 和easy 还有例句 If you really want to do something,you'll find a way.If you don't,you'll find an excuse. IF YOU SOW ,YOU WI LL REAP If you do not walk today,you'll have to run tomorrow. don't run or shout at the party .if you do ,you'll have to leave If you do your homework _______(care) you’ll make a lot of mistakes. 翻译 If you seldom do your homework,you'll fail your test. I'll do you if you don't stop是啥意思啊? If you do that,it'll p___ how honest you are. If do you want ,you if you have a job,__yourself to it and finally you 'll succeed A.devoting B.do devote为什么不能选A呢? If I have time,I'll help you do the housework.改成同义词If I ______ ________,I'll help you do the housework.