A. squeak B. after school C. limited D. collapse A. rise B. blink C. yours sincerely D. at school A. leg B. see you tomorrow C. predecessor D. reading room A. cholera B. boat C. hearing loss D. folk A. mixture B. in debt C. today D. Sweet tooth A. security B. radio astronomer C. dear D. yearbook A. gangster B. appendix C. I think so D. naval A. cough B. weariness C. wonderful D. virus A. physicist B. dioxide C. may D. shopkeeper A. one another B. calcium C. in trouble D. music