outgoing (a)
/ˈaʊtˌɡoʊɪŋ/
hoạt bát, cởi mở
friendly and energetic and finding it easy and enjoyable to be with others
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hang back (phrasal verb)
/hæŋ bæk/
giữ khoảng cách
to remain in a place after all the other people have left
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wonder (v)
/ˈwʌndər/
băn khoăn
to think about something and try to decide what is true, what will happen
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