请帮忙判断下对错1.[i:]and[i]areallophonesofthesamephoneme.2.notallenglishphonemeshaveallophones.3.thesamesetofvowelsisusedinalllanguages.4.allsyllablesmustcontainatleastonevowel.5.themarkingofwordstressisarbitr

Question

请帮忙判断下对错
1.[i:]and[i]are allophones of the same phoneme.
2.not all english phonemes have allophones.
3.the same set of vowels is used in all languages.
4.all syllables must contain at least one vowel.
5.the marking of word stress is arbitrary for the most part in english.
6.english is a tone language.
能说明每题对错原因的

Answer 1

1.[i:]and[i]are allophones of the same phoneme.(T)
2.not all english phonemes have allophones.(T)
3.the same set of vowels is used in all languages.(F)
4.all syllables must contain at least one vowel.(T)
5.the marking of word stress is arbitrary for the most part in english.(F)
6.english is a tone language.(T)