When I need gas for my car, I pull into a gas station right around the corner from my house and use my gas card. Years ago, full -s ervice gas stations were very _ 1 ______________. However, thin gs have change d. Now most gas station are self-service centers. Personally, I _2 ____ ________fill the car up with gas every time I stop. I generally __ 3 __________________, but more and more gas station accept credit cards. As gas prices are _4 ____________, I ’ m now thinking about buying a more fuel-efficient vehicle or just _5 ______________.