A. sing B. liquid C. show in D. incumbent A. preservation B. channel C. examination D. water A. so-so B. dance C. analytical D. live on A. look B. make sense C. safeguard D. wage A. republic B. appetite C. partridge D. man A. speculation B. cry C. do D. really A. muddy B. observation C. character D. hungry A. boat B. sit C. luck D. doesn't A. orange B. picture C. slam D. approximately A. postcard B. English book C. down D. socialism