一、语音知识

　　在下列每组单词中,有一个单词的划线部分与其他单词的划线部分的读音不同。找出这个词。

　　1. A. about B. south C. loud D. youth

　　2. A. pleased B. meant C. pleasure D. sweater

　　3. A. tale B. trade C. have D. wave

　　4. A. breathe B. nothing C. clothes D. weather

　　5. A. climb B. comb C. doubt D. double

　　6. A. machine B. chip C. sick D. fulfill

　　7. A. popular B. large C. remarkable D. dark

　　8. A. church B. character C. chalk D. cheat

　　9. A. cheat B. weak C. increase D. area

　　10. A. detective B. decide C. nephew D. desire

　　11. A. dear B. hear C. near D. bear

　　12. A. coast B. float C. soap D. broad

　　13. A. flow B. plow C. slow D. yellow

　　14. A. customer B. republic C. university D. umbrella

　　15. A. hour B. four C. flour D. our

　　16. A. nurse B. thirsty C. universe D. surprise

　　17. A. victory B. second C. uncle D. special

　　18. A. drunk B. dusty C. duty D. drug

　　19. A. weather B. method C. gather D. northern

　　20. A. prove B. rose C. wrote D. broke