If not ______ equally, Jack will frankly express his dissatisfaction.
A、
treated
B、
having been treated
C、
being treated
D、
be treated
【正确答案】
A
【答案解析】
从句的省略。当条件状语从句的主语与主句主语一致,并且从句谓语含有be时,可以将从句主语和be一并省略。该条件句可以改为If Jack is not treated equally.…其他选项都不符合省略要求。
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