A. watermelon B. pilot C. laughter D. research A. gust B. Turkey C. cast down D. unsmiling A. serve B. pronunciation C. staggering D. regardless of A. plate B. machinery C. national D. away A. sandwich B. once upon a time C. grace D. back to back A. survivor B. awake C. oven D. faintly A. machine B. sang C. on one's mind D. typewriter A. pepper B. gradual C. write about D. sweet A. geology B. reply C. identical D. turn on A. cover B. be connected to C. horde D. inspiring