Read these phrases and write some library rules about what you can do and what you mustn’t do in the library:

run (\(-\))

eat and drink (\(-\))

ask the librarian questions (\(+\))

drop litter (\(-\))

listen to loud music (\(-\))

speak quietly (\(+\))

bring pets inside (\(-\))

talk on the mobile phone (\(-\))

use a computer (\(+\))

send text messages (\(+\))

Example 0. You mustn’t run in the library.