I have a good friend，David．We work in the same police station．He is a young policeman．He is very fat．He can not catch（抓住）thieves because he runs slowly．I am a police supervisor（警督），but he doesn’t get any promotion．（提拔）
One day we talked with each other on our way home．I said．“David．you should take exercise and make yourself healthy．”
“I am a lazy man，as you know．Victor,”he said．“After work I always sleep．”
“I think you will be a good policeman．”I told him．“I can help you．David．You should do as I tell you．”
I bought a pair of shorts and a black T-shirt for him．I asked him to run every morning．
Then one morning．I wanted to know if he ran or not．I drove my police car to the road．I saw a man sitting on the side of the road．It was David．I was a little angry．Just then David haw me．He began to run．I drove my car after him．He ran fast．
There were some people watching us．They didn’t know what happened（发生）．Suddenly （突然）a young man ran to David and caught him．The young man took David to me．”I have caught the man for you，sir．You can bring him to your police station now．”I had to say，“Thank you，sir．You are a brave（勇敢的）man，
根据短句内容判断正（T）误（F）
1．David can’t run fast，because he is very fat．
2．David and Victor are both police supervisors．
3．Victor bought clothes for David，because he wanted to make David happy．
4．David was running when Victor saw him．
5．The young man thought David was a bad man．