If you can help me,i will be grateful.If you could help me,i

If you can help me,i will be grateful.If you could help me,i If you ___ (can) help me,I would be grateful. I would be much grateful if you could help me seek out a gir I will appreciate it if you could help me If he ( )help me,I should be very grateful to you.为什么只能填shou i would be glad if you could help me.是不是虚拟语气,对过去 I w____ if you can help me solve the problem. if you help me,I can pass the test If I have some questions, can you help me? We would be grateful if you could help us. I would be grateful if you could give me some advice If you could give me some advice I would be grateful.