中国大学MOOC:"Tongue height, tongue backness and lip roundedness are three features that Daniel Jones used in developing the Cardinal Vowel System to describe vowels.";
举一反三
- 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.
- Classification of vowels is made up of the following EXCEPT（ ） A: the position of the tongue B: the openness of the mouth C: the shape of the lip D: the width of the vowels
- The meanings of "lip" and "tongue" in "the lip of a wound" and "the tongue of a bell" have experienced ______. A: extension B: elevation C: associated transfer D: degradation
- Classification of vowels is made up of the following EXCEPT（）。 A: the openness of the mouth B: the position of the tongue C: the shape of the tip D: the width of the vowel
- The ( ) is above the entrance to the mouth. A: tongue B: lower lip C: upper lip