My dog is sick what do i do :(?

okay you mint think this is easy but i have no idea what to do plzzz help! sop heres the question: circle the two words in each row that are most closely related in meaning. then an another sheet of paper sort the OU and the OW spellings into three groups-those that spell the vowel sound in HOUSE those that spell the vowel sound in KNOW and those that are part if the rough toughies collection.....[plzz help what am i post to do?