1. ________ so many people in the United States been out of work as today.(本题4.0分) A、 More than ever before B、 In the past, there have never C、 Never before have D、 Formerly, there never were
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21. She _________ a new idea for increasing sales.
21. She _________ a new idea for increasing sales.(本题4.0分) A、 came up with B、 c