Instruct: Retrieve semantically similar text.
Query: How to keep teens from drinking at a party where alcohol is served<br>Determine whether or not it is necessary to serve alcohol at the party. Depending on the type of party or the people there, serving alcohol may not the best choice. Try to gauge how many teens will be at the party, and the likelihood of underage drinking.
The first step in preventing underage drinking at parties is to first determine whether alcohol is necessary for the party in question. 
This context involves instructions that explain how to prevent underage drinking at parties with alcohol. 
If there is alcohol at a party where teens will be present, there is a potential risk of underage drinking. 
Avoiding drinks is a choice
Alcohol is the best choice when there are a lot of teens at the party.
Don't invite friends when drinking with family.
Don't drink hard liquor with family.
Talk with other guests at the party to prevent boredom 
It's easier to not drink when you don't have alcohol close at hand
Families should take caution when drinking together.
It is always necessary to serve alcohol at the party.
Its helpful to know if your opponent has had too much to drink
Some people make it hard to say no to a drink.
There are steps you can take to try and avoid becoming an alcoholic.
Some people can't resist alcohol when it's near them
This context involves planning to drink with one's family.
Its helpful to know if your opponent is drunk
There is an issue with our young people.
There is a decision that must be made
Alcoholics can turn down a drink.
Teens will always try to get alcohol at parties.
stop drinking the soda immediately 
Teens cannot underage drink.
Alcohol is the best choice when there are a lot of teens at the party.
It is always never necessary to serve alcohol at the party.