A. lunchtime B. livelihood C. cartoon D. sound A. look B. effectively C. library D. immigrate A. roof B. hall C. abortion D. police officer A. trifling B. at the bottom of C. curtain D. moon A. good B. systematic C. e-book D. pizza A. parlour B. pounce C. foot D. Miami A. stranger B. scale C. hour D. childhood A. not bad B. smart C. flea-ridden D. food A. shoot B. abandoned C. day D. root A. bigger B. choose C. rostrum D. obtain