Phonetics (5 points)
Directions: In each of the following groups of words, there are four underlined letters or letter combinations marked A,B,C and D. Compare the underlined parts and identify the ONE that is different from the others in pronunciation. Then mark the corresponding letter on the Answer Sheet with a single line through the center.
1. A. explana[tion] B. situa[tion] C. ques[tion] D. satisfac[tion]
2. A. aftem[oo]n B. bl[oo]d C. t[oo]l D. g[oo]se
3. A. vi[s]it B. accu[s]e C. consi[s]t D. phra[s]e
答案：
1.C
A. explanation[,eksplə'neɪʃn ];B. situation [ ,sutJfu'euJn] ;C. question[ ' kwestJon];D. satisfaction [ , saet is'ftekjn]。本题考查字母组合tion在不同单词中的读音。字母组合tion一般读作[ʃn] , 如 attention，relation，nation等;在[s]后常读作[ tʃəʊ] ,如 sugges-tion等。故选C。
2.B
A. aftemoon [ ,a:ftə'nu:n ];B. blood[ blʌd ] ;C. tool[ tu:l] ; D. goose[ gu:s]。本题考查字母组合oo在不同单词中的读音。字母组合oo一般读作[ u:];在字母l和d之间时发[ʌ]的音,如flood等;在字母d,k 之前时常读作[u],如 cook,good等;其后有字母r时一般读作[ ɔ:],如 door等。故选B。
3.C
A. visit [ 'vɪzat ] ;B. accuse[ ə'kju:z] ;C. consist [ kən'sist ] ; D. phrase[ freiz]。本题考查字母s在不同单词中的读音。字母s在音节开头或清辅音前读[s],如sit ,desk 等;在元音字母间或浊辅音前读[z],如 music，husband等。故选C.
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