慢速英语:用Yes, I am 而不是Yes I’m
日期:2020-12-12
Words in This Story
vowel – n. a sound made with the mouth open, like a, e, i, o or u.
negative – n. a word or statement that means "no" or that expresses a denial or refusal
pattern – n. the regular and repeated way in which something happens or is done
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