If you can help me,i will be grateful.If you could help me,i would be grateful.这两句话涵义区别是什么?求专业人士解释 不专业的别来

I w____ if you can help me solve the problem. I wonder if you can help me 同义句 if you don't tell me what ____ (worry) you ,i can't help you,jioqiuy if you help me,I can pass the test同义句I can pass the test__ __ help. If I can help you,although tells me 这句话的中文意思这句话的中文意思：If I can help you,although tells me If you can help me,i will be grateful.If you could help me,i would be grateful.这两句话涵义区别 i can help you .but ,who can help me i‘ll appreciate it if you can help me是宾语从句还是条件状语从句 If you ___ (can) help me,I would be grateful.请说的完整一点， if i can help This is help me Can I help you?意思 I want to learn English,who can help me?If you can ,leave your contact information please.Thanks. CAN YOU HELP ME help me,can you you can help me? Can you help me? 21. You ________ help me if you don't have time. I can do the job myself.[A I wonder ____ you can give me a hand. I really need some help.A thatB if notC ifD what