填空题

To prevent thefts and 1 in this neighborhood, there are 3 areas residents should notice. First, bicycle. Bring your bike to a police station where a 2 number will be 3 into the metal of the bike and the police will also 4 it on the list. Get a good lock, or two locks. The cheap locks are easy to 5 . Remember to lock the bike to something 6 . In case of theft, report it immediately.
The second topic is 7 . For those who live in apartments, make sure you 8 the door, even when going out very briefly. Always close and lock the windows and 9 and 10 the expensive equipment in the room. For those who live in houses, get a good lock and make sure how many people have the front door key—he maid, your good friend or the 11 You had better put a safety-chain on the door so that you can open the door a few 12 to see who it is at the door.
The third thing is personal 13 . Avoid walking by yourself at night, especially on streets that are badly 14 . Carry something 15 with you, such as a 16 . Take a taxi when you go home at night. Or stay at friends" home if a taxi is not available. Don"t risk getting a 17 from a stranger even if you are a strong male. It may sound 18 , but I should say it is very important. It is suggested that you take the 19 class offered by the neighborhood committee. Sensible 20 can prevent serious problems.