Would you know how to helpEvery year, thousands of drivers and passengers die in the few minutes after an auto collision. Many of these victims would survive if only the first people on the scene knew how to react in emergencies. How can you help an accident victim, even before treating injuries Turn off the ignitions (点火装置) of any wrecked (遇难的) cars to reduce the risk of fire. This simple step could keep a bad collision from becoming much worse. Remember: check for fire, downed wires or spilled gasoline before getting too close to a wreck. And never move an injured driver to get to his keys. Learn more emergency warning in the Crash Course Book, free from Shell station. Pick one up at your nearest Shell station or call 376-200.1) Many of these victims died because the first people on the scene did not know how to (46) .2) You should turn off the ignitions of any wrecked cars in order to reduce the (47) , then you should check, for fire, (48) or spilled gasoline.3) You Should never move (49) to get to his keys.4) You can get Crash Course Book (50) from the nearest -Shell station to learn emergency warning. 47（）