一、語音知識

　　在下列每組單詞中,有一個單詞的劃線部分與其他單詞的劃線部分的讀音不同。找出這個詞。

　　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