A. river B. hungry C. class D. droop A. autumn B. swim C. in English D. transfusion A. exempt B. fourteen C. wade D. keep cool A. green beans B. sportsman C. blackboard D. here A. book B. everybody C. the poor D. human being A. mend B. hotline C. can D. rainy A. clutter B. quicken C. school D. wretched A. solo B. horsepower C. cake D. well-paid A. headlight B. those C. ashamed D. sarcastic A. enemy B. discussion C. family D. sixteen