4. Complete the sentences with the correct form (Type 0,1 or 2)
If you need the car in the afternoon, I..... shopping in the morning.
If I ...... a hat, I would look like an old woman.
I'll buy this bag if they...... it in blue.
She wouldn't pay cash if she....... a credit card.
If I didn't have you,i...... what to do.
If you mix red and blue, you
...... purple.