请认真阅读下面短文，并根据各题所给首字母的提示，写出一个合适的英语单词完整、正确的形式，使短文通顺。
One night Mr. Lee was driving his wife home from work. She was a nurse in a hospital. It was almost midnight and she was quite tired. She soon fell a____, Mr. Lee looked at her and smiled.
Mr. Lee was a careful and experienced driver. He knew it was safer to drive slowly on a dark night. A____ a while, he noticed a car following him. It was travelling very fast. Suddenly it overtook(超过) his car. .
The driver of the car was in such a h ____that he did not see the approaching(临近的）truck. To avoid hitting it, he suddenly turned his car. The car skidded(滑) off the road and hit a big tree. The driver and the passengers were injured(受伤). They were badly hurt by the b____ glass of the car. Mr. Lee quickly s____ his car and called the police. His wife got out of the car to help them. About twenty-five minutes l ____ , a police car and an ambulance(救护车) a____. The injured were taken to hospital.
The policemen wrote down details of the accident. Mr. Lee and the truck driver told t____ what they could remember. The policemen
t ____ them for their help. Then Mr. Lee and Mrs. Lee got into their car and continued their journey.
该反应进行最快的是