The first vowel of a diphthong is as long as the second vowel.

The weak forms of the function words differ from the strong ones in the following ways: ( ) A: A long vowel turns into a short vowel. B: Some vowels become the obscure /ə/. C: A vowel sound may be omitted. D: A consonant sound may be dropped.

In the following statements, which one is right? A: /e/ is a front and high vowel. B: /e/ is a front and low vowel. C: /e/ is a front and mid vowel. D: /e/ is a centraland mid vowel.

Circle the word that contain a mid vowel.

That is, describes syllables sharing the vowel and initial consonant rather than the vowel and the final consonant.

The vowel in the stressed syllable is ______.

Which type of linking is used in the underlined phrase in the following sentence?（句子中带下划线的词组适用那条连读规则？）Thank you very much. A: consonant + vowel B: vowel + vowel C: consonant + semi-vowel /w/ or /j/ D: -r/-re+ vowel

The vowel sound in the word ‘pot’ is [ʌ].

中国大学MOOC: The sound [i:] is a high front tense _______ vowel.

Each word has only one stress and the stress in always on the vowel.