【单选题】将 1/50000 的比例尺缩小 1/4 ,则新比例尺变为
【简答题】As a smart phone, Treo 600 has GPS antenna and access to local Wi-Fi hotspot.[Y] [N] [NG]
【简答题】D Everyone has his or her own idol(偶像). My idol is a Hollywood movie star — Sandra Bullock. I’ve liked her for two and a half years. I think she has an unbelievably magical power. She’s the best actre...