2 . When two ninth-grade students found smoke coming out of the back of their school bus early Tuesday morning，their bus driver knew just what to do. Thanks to her _______ thinking，more than 50 students’ lives were _______.

While _______ a group of 56 students to their middle school in Duncan，South Carolina，on Tuesday，Teresa Stroble noticed the heavy _______ rising from the back of her bus. She _______ pulled the bus over，evacuated(疏散) the students，and radioed the transportation office to ask _______ to call 911. Firefighters arrived at the scene shortly after the fire began and quickly _______ the fire，which CBS News reported was so _______ that people driving by were able to feel its heat inside their cars. Parents of the children on the bus were _______ the fire，but thanks to Stroble，the news they received was all ____________ not a single child had been hurt.

Since then，Stroble，who has been a bus driver for seven years ____________ also works as a teacher’s assistant(助教)，has been ____________ for her brave actions. “We are so ____________ of our bus driver，” headmaster Scott Turner told local CBS News. “She was ____________ .She also kept the students calm. She made sure they were safe. She didn’t leave the bus ____________ they all left. She is our ____________ today.”

The local fire department is still unsure what ____________ the fire，but some say that this 1995 ____________ has been known to have wiring and electrical problems. ____________ ，we’re so happy that Stroble was able to ____________ on her feet and keep everyone safe and sound.