Make a spontaneous decision as in the example

It's cold in the house. (turn on the heater) [ ].

• give you some
• tidy it up
• make a sandwich

1. Your friend wants to buy a CD but he/she hasn't got enough money.

   I'll [ ].

2. Your room is a mess. 
   I'll [ ].

3. You are hungry. 
   I'll [ ].