英文原文：
I'm very glad to visit some of my old friends.
I'm happy to visit some of my old friends.
英式音标：
[aɪm] [ˈverɪ] [glæd] [tə; before a vowel; tʊ; stressed; tuː] [ˈvɪzɪt] [sʌm; s(ə)m] [ɒv; (ə)v] [maɪ] [əʊld] [frendz] .
[aɪm] [ˈhæpɪ] [tə; before a vowel; tʊ; stressed; tuː] [ˈvɪzɪt] [sʌm; s(ə)m] [ɒv; (ə)v] [maɪ] [əʊld] [frendz] .
美式音标：
[aɪm] [ˈvɛri] [ɡlæd] [tuˌtə] [ˈvɪzɪt] [sʌm] [əv] [maɪ] [old] [frɛndz] .
[aɪm] [ˈhæpɪ] [tuˌtə] [ˈvɪzɪt] [sʌm] [əv] [maɪ] [old] [frɛndz] .
