A. rag B. pick C. flashback D. lean A. door B. head C. helpful D. abstruse A. one day B. return C. cry D. yeast A. spell B. craftsman C. online D. answer A. gold B. peculiar C. dispute D. best-protected A. ladder B. man-made C. remind of D. point at A. bluntly B. little C. expedition D. revealer A. dinghy B. bison C. Window of the World D. dark A. genius B. machinery C. part D. bridge A. in the end B. fetch C. apparent D. point