介词或副词添空(l)Don't upset yourself ___it-let's just forget it ev
介词或副词添空(l)Don't upset yourself ___it-let's just forget it ever happened
(2)He took a few deep breaths to calm himself___
(3)Remember to add___the cost of drinks
(4)He is so concerned___you
(5)He set ___what I said carefully
和每句翻译,