中国大学MOOC: Among the 20 vowels in RP, there are 12 pure vowels and 8 diphthongs.
举一反三
- Among the 20 vowels in RP, there are 12 pure vowels and 8 diphthongs. A: 正确 B: 错误
- 中国大学MOOC: There are ______ pure vowels and ______ diphthongs in English.
- There are ______ pure vowels and ______ diphthongs in English. A: 12; 8 B: 13; 7 C: 14; 6 D: 15; 5
- 中国大学MOOC: Pure vowels can be classified into three categories: front vowels, central vowels and back vowels. The two vowels/ɜː/ and /ə/ are classified into ______ vowels because they are made with the middle part of the tongue being raised.
- There are ______ pure vowels in English.