1 . Life is full of uncertainties, and every activity we do carries some level of ________ . Some activities, like snowboarding (单板滑雪运动), often have a higher possibility of injury. Ian Steger ________ this firsthand when he had a serious snowboarding accident but he was so ________ that Francis Zuber passed by.

In March, Ian and a group of friends went on a snowboarding trip in Washington State. During their ________ , things took a dangerous turn. While moving through the trees, Ian fell backward and crashed into one, finding himself ________ in a deep hole of snow.

Ian explained the ________ , “When we entered the trees, they were so ________ together that we each had to find our own paths. Unluckily, the path I ________ led me straight into a big tree well.” Fearing the worst, Ian thought he was facing his   ________ moments. However, Francis Zuber, a skier, happened to pass by.

Francis saw a flash of red in the corner of his eye. He ________ a snowboard sticking out from the snow, which was ________ considering how far they were from any populated areas. Worried, Francis called out to Ian but didn’t receive any ________

Without hesitation (犹豫), Francis began to dig hard to save Ian from the snowy trap. In the end, he ________ it. Feeling extremely ________ , Ian hugged Francis, telling him, “I’m so glad you ________   my life today.”

3 . A young English teacher saved the lives of 30 students when he took ________ of a bus after its driver suffered a serious heart attack. Guy Harvold, 24, had ________ the students and three course leaders from Gatwick airport, and they were travelling to Bourmemouth to meet their host families. They were going to ________ a course at the ABC Language School in Bournemouth where Harvold works as a ________ .

Harvold, who has not ________ his driving test, said, “I realized the bus was out of control when I was ________ the students.” The bus ran into trees at the side of the road and he noticed the driver was slumped (倒伏) over the wheel. The driver didn’t move. He was unconscious. The bus ________ a lamp post and it broke the glass on the front door before Harvold ________ to bring the bus to a stop.

Police ________ the young teacher’s quick thinking. If he hadn’t ________ quickly, there could have been a terrible accident.

The bus driver never regained consciousness and died at Easy Surrey Hospital. He had worked regularly with the ________ and was very well regarded by the teachers and students. Harvold said, “I was happy that no one else was hurt, but I hoped that the driver would ________.”

The head of the language school told the local newspaper that the school is going to send Harvold on a weekend ________ to Dublin with a friend, thanking him for his ________ . A local driving school has also offered him six ________ driving lessons.

4 . Achilles was looking out of the windows while his grandchildren were playing around the house. “Look!” One child ______ all of a sudden. Achilles looked up only to see a small plane a few hundred yards away, losing ______. As a former Navy commander, he realized it was going to land in the icy river.

Achilles didn’t ______. He ran down to the waterfront. The plane had slid to a river far from shore and was now ______. The pilot was standing on the wing. Achilles knew from his Navy training that even a few ______ in the icy water could kill the pilot. Achilles tested the ice with his foot and decided not to ______ walking on it. So he and his son, Janson pulled two canoes out from their back deck. The two men ______ , pushing their boats across the ice. It was ______ work. When Achilles reached the plane, it had broken through the ice and sunk, with only its tail ______. With his son nearby, Achilles focused on keeping the pilot calm, ______ , “Just hang on to the boat as if you were hugging your wife.” The pilot ______ grabbed the paddle and the two men were floating together, but Achilles knew he had to get the pilot onto the shelf of unbroken ice ______ the man lost too much body heat.

Just at that time a police officer appeared and ______ for help. After a while, a rescue boat arrived, breaking through ice. It picked up the pilot and ______ him to safety. Achilles recalled. “I’m 60 years old,” he says. “There was no way I could get him to shore.” ______, he was satisfied he’d gone the right way that day.

7 . Norwood was driving last February. The laughter and chatter from the four teenage girls inside her car quickly gave way to screams — another car T-boned (T形撞击) them, sending their car _______ into the yard of a nearby home, and _______ into a tree.   

Shaken, but otherwise OK, she crawled out through the window. With two of her friends, who’d also managed to _______ themselves, she ran for her _______.     

But halfway, she realized that Simmons wasn’t with them._______, Norwood ran back and found Simmons _______ in the back seat. She threw open the back door, pulled her friend out, dragged Simmons a few feet to _______ and laid her on the ground. “I _______   her pulse.” Nothing. “I put my head against her chest.” No _______ of life. “That’s when I started CPR,” Norwood told Inside Edition.

Had the accident happened earlier, she might not have known what to do. But Norwood, who wants to pursue a ________   in medicine, had ________ and earned her CPR certificate just the day before. She started pumping Simmons’s chest with her fingers and ________ into her friend’s mouth. Nevertheless, no ________. And then, after the 30th pressing, Simmons began coughing and gasping for air. The CPR had worked! Soon, paramedics (医护人员) arrived and ________ Simmons to the hospital, where she received a treatment. And then she heard how her best friend had saved her life.“I wasn’t ________,” Simmons told CNN “She will always help any way she can.”

9 . Donnie Wiseman was worn out after work. But his son was _________ on going to a reptile show at Scales and Tails, Utah. So, after a short rest, he _________ his son to the show.

Inside viewing windows was the show’s star attraction, a huge alligator (短吻鳄). It swam around the pool before _________ its head on a two-foot-wide platform. It was feeding time, and the _________ alligator was staring expectantly at its trainer, Lindsay Bull.

For the sake of _________, Bull wanted the alligator off the platform before beginning the show. Entering the enclosure, she held out one arm and shouted “Back!” — a(n) _________ that usually worked. _________, this time the alligator responded by opening the jaw and _________ her into the pool of water.

Outside the enclosure, some _________ if this was part of the show. Not Wiseman. Sensing something was __________, he threw open the glass door and climbed inside. “Jump on its back and push your fists into the top of its nose!” shouted Bull. Wiseman did as he was __________, pressing down with all of his 180-pound body weight. Time seemed to stand __________ for a while. Finally, the alligator eased its __________ and Bull was quickly helped out of the enclosure. Meanwhile, Wiseman __________ a chance to jump off the alligator.

Apart from minor wounds, Wiseman was more __________ than injured. “One mistake and I’ll be a statistic, but still, I’m just glad I was there,” he said.