第4题: [单项选择] You need to recommend which protocol to use for the planned App-V deployment. Which protocol should you recommend?() A. SMB B. RTSPS C. CIFS D. HTTPS 参考答案:B
第30题: [填空题]The problems Americans face concerning water are ground water shrinkage and tap water pollution. 参考答案:Y 答案解析:该句句意为:美国人面临的有关水的问题为地下水的减少和污染。本题解题依据为第七段第二句话和第八段第三句话,这两句话加在一起即为美国人所面临的水资源方面的问题,与原文之义相符。