【正文】
ow __19__ why his brother was given more work. His younger brother was actually __20__ at it than he was. 1. A. cleverer B. younger C. taller D. bigger 2. A. work B. money C. lands D. times 3. A. agree B. notice C. guess D. understand 4. A. information B. fact C. reason D. result 5. A. house B. office C. factory D. farm 6. A. ducks B. chickens C. pigs D. cows 7. A. appeared B. returned C. brought D. arrived 8. A. send B. sell C. lend D. give 9. A. price B. size C. number D. weight 10. A. When B. Where C. How D. Why 11. A. research B. examine C. teach D. wait 12. A. for sale B. on purpose C. at once D. in time 13. A. idea B. work C. answer D. choice 14. A. nor B. or C. if D. as 15. A. prepare B. deliver C. order D. provide 16. A. after B. until C. unless D. while 17. A. normal B. extra C. usual D. last 18. A. looked at B. laughed at C. listened to D. wrote to 19. A. wondered B. knew C. promised D. noticed 20. A. worse B. better C