Unit Second edition Vocabulary Practice Level Answer Key 2d half-hearted 3h W A T S N I N G I M W T N T B O T H E R C T X R R L T X W N Y E Z U A B R K Z S V M S G O I Y Y X W T P T G S L W Y S E V T R L J J K I V A getting E N D E A V O U R T worth 5f 6c 7e found properly bothered VOCABULARY PRACTICE ANSWER KEY 4a LEVEL UNIT endeavours bother sweating / struggling attempt struggle © Cambridge University Press 2012 Level Unit