题目

随着二氧化碳排放的减少，会导致下图中（） A . ①增加 B . ②减少 C . ③减少 D . ④减少 答案：DSun Yang,＿Olympic and world swimming champion of China, has received＿ indefinite ban from competition following his seven-day detention for driving without a license.A．the; an B．an;／ C．an; the D．the;／