caseon Basic wordsalso onCEFR Elementary (A2)? CEFR Intermediate (B1)? CEFR Upper intermediate (B2)? CEFR Mastery level (C2)? Academic Chunk List (ACL)? Band 2 (BND2)? 情况,案件,病例,盒 cases cases(noun) 情况(case的复数形式) case case(noun) 情况,案件,病例,盒 to be the case to be the case(expression) 在较小程度上 Forms nounexpression cases to be the case case