A. driver B. energy C. fast asleep D. wearer A. undertake B. slow C. wife D. teacher A. juggler B. lines C. on board D. somewhere A. label B. seminar C. infinity D. call A. undertaking B. encourage C. acute D. student A. roof B. nurse C. gilt D. pin A. childhood B. excavation C. unfortunate D. policeman A. get in touch with B. taxi C. regardless D. impersonal A. seem B. bowling C. telephone D. brief A. prey B. singer C. stay away from D. biochemistry