第22题: [单项选择]From this passage we learn another fact that______. [A] Sahara desert has become larger. [B] Southern California desert has become larger. [C] African continent has become larger. 参考答案:A 答案解析:[解析] 事实理解题。最后一句话the rapid,growth of the Sahara Desert during the last ten years.“在过去的十年里撒哈拉大沙漠增长很快。”