The hyphen is used to join parts of some compound words
in dividing a word at the end of a line
to show missing letters in contractions
in writing numbers
to show possession
to join prefixes to root words (if the last letter of the prefix and the first letter of the suffix are the same)

you should probally put the sentences that you can choose from if you want me to you get 100%

what excerpt? i would generally think a.

hi my name is bob.hi and bye and this this tahta jjsab jjja

homework should not be banned because it tells the teacher if you were paying attention in class or not. it assures the teacher that you understand the material so you can move on to different material.