第七章单元测试
long, close, front, unrounded, tense
short, open, rounded, back, lax
long, half-close and half-open, unrounded, tense, central
Identify the sound according to the phonetic features given.
short, open, unrounded, front, lax
Identify the sound according to the phonetic features given.
long, close, rounded, tense, back
There are 20 English vowels. The number of monophthongs is ___, and the number of diphthongs is ____.
According to the regulation of the length of the vowel, vowels are in a stressed syllable.
A: /i:/ B:/i/ C: /æ/ D:/ɔ:/
答案: /i:/
A:/Λ/ B:/æ/ C:/u/ D:/ɔ/
A:/a:/ B:/i:/ C:/ә:/ D:/u:/
A:/e / B:/æ/ C:/ɔ/ D:/ә/
A:/a:/ B:/u:/ C:/æ/ D:/ɔ:/
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