A. catchy B. stressful C. host D. ash A. preposition B. sister C. on the contrary D. cavern A. toxic B. possible C. himself D. shelter A. bitter B. disturb C. ready D. Mercury A. set in B. lot C. priest D. normally A. lark B. sportswear C. put down D. fast A. gray B. landowner C. freshen D. noise A. sights B. top C. abolish D. luxury A. mailbox B. till now C. monk D. qualified A. isn't B. routine C. nose D. add