If I ______ you, I _____ what to do. am; will not know were; would not know I _____ this bag if they have it in blue.

1) If I were you, I would not know what to do. 2) I will buy this bag if they have it in blue. 3) He speaks too fast. I could understand him better if he talked slower. 4) She would not pay in cash if she had a credit card. 5) This letter is for Rose. — OK. I will give it to her.