if you will be helping me ,i shall be very grateful to you.为

21.If you _______ me,I shall be very grateful to you. If he ( )help me,I should be very grateful to you.为什么只能填shou If you can help me,i will be grateful.If you could help me,i I would be very grateful if you could send me the invation l If you ___ (can) help me,I would be grateful. I shall be ____ obliged if you will allow me to continue usi if you allowed me to go there ,i would be grateful是不是错句,为什么i Your body,and stomach _______,will be very grateful if you j if you know his address,I would be very grateful.为什么用的不是knew I should be very grateful whether you could send me more inf I would be grateful if you would consider me for the positio I would be grateful if you could give me some advice