A. research B. cough C. gravity D. drink to A. special B. get out of C. wetland D. lifeboat A. astronomical B. smoothly C. lily D. mean A. health B. yummy C. sentence D. importance A. bus stop B. formal C. potato D. hit A. accuse B. son C. off D. tell A. fisherman B. What's the matter C. repulsive D. windowsill A. Jew B. royal C. thirteen D. decision A. lost and found office B. project C. run out D. mummy A. music class B. be used to C. ingredient D. classmate