A. oh B. at C. specialize D. brush one's teeth A. squadron B. identification C. viperine D. restaurant A. pink B. shopping mall C. wasp D. watch A. astronomer B. element C. bank D. fade out A. rostrum B. smoking C. work D. lark A. scrape B. study C. pumpkin D. others A. share with B. library C. oblige D. traffic light A. groundhog B. grandfather C. airline D. disobey A. judgement B. fashion C. hospital D. fuse A. driver B. Cuba C. workbook D. torrent