1. Elements of the autumn season like the pumpkin and scarecrow ... also become part of the decorations for Halloween
A. have B. are C. were D. has
2. The main exicitement of Halloween for children is a game known ... trick or treat.
A. as B. for C. with D. that
3. "Trick or treat!" suggesting that pranks will be played on the homeowners ... treats are given out
A. because B. unless C. while D. that