Which of the following words shows a repeated change?( ) A: plummet B: recover C: fluctuation D: level off

选择出学术风格较好的句式: A: Recently, Facebook announced it was moving into online dating, causing the share price of Match Group which went public in 2015, to plummet by 22% that day. B: Recently, Facebook announced it was moving into online dating. It caused the share price of Match Group to plummet by 22% that day. By the way, Match Group went public in 2015,

中国大学MOOC:在表达“减少”之意时，常见的词汇有：fall,drop,dip,decrease,dive,nosedive,plummet,plunge,sink,tumble等。