Safety in the highway is not totally out of hand.Here are four ways we can protect ourselves when we travel.

　　2．________ People in small cars are injured more often and more severely than people traveling in large cars.Factories of small cars are strengthening their products’ safety，which helps.But the mix of large cars and small cars on the road is the main reason of the problem.

　　Being thrown into glass and metal car parts，or being thrown from the car can really hurt or even kill you.3.________The safety belt’s main purpose is to pull you back if your car has a sudden crash with another vehicle or object，or if it rolls over.A belt can reduce the chance of deadly injury by 45% and the chance of serious injury by 50%.

　　Airbags are important.More than half of all new cars sold have airbags.Airbags provide protection in frontal crashes－the type of crash that kills the most drivers－when they are also wearing safety belts.Most people are demanding airbags in the cars they buy.4.________ Effective as they are，they can’t take the place of safety belts.

　　Drunk driving crashes are less likely to happen if you don’t drink.5.________ Many people have realized that drunk driving can lead to injury，death，being put in prison or other results.There are movements to strengthen penalties (处罚) for drunk driving.d be worn.

　　F．Drunk driving is the most serious problem.

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