【单选题】They soon began to investigate the cause of the fire.
【简答题】北京图书大厦网上书店在首都电子商城开业3个月以后,便开始盈利,这说明他们实施B2C模式的电子商务取得了成功。其主要标志是: (1)较好地解决了全球性的安全支付问题。在首都电子商务工程试点中,由首都电子商城配置了自主开发的具有高位加密算法的安全协议。在与国内外银行和公司的合作下,采用多种具有实效的现代支付工具与网上银行等支付方式,以及多种安全协议和高位加密算法,并使具有网上安全支付功能的网上购书由北...
【简答题】(lucky) ______ , the firemen came right and soon put out the fire.
【简答题】北京图书大厦网上书店在首都电子商城开业3个月以后,便开始盈利,这说明他们实施B2C模式的电子商务取得了成功。其主要标志是:
(1)较好地解决了全球性的安全支付问题。在首都电子商务工程试点中,由首都电子商城配置了自主开发的具有高位加密算法的安全协议。在与国内外银行和公司的合作下,采用多种具有实效的现代支付工具与网上银行等支付方式,以及多种安全协议和高位加密算法,并使具有网上安全支付功能的网上购书由...
【单选题】The firemen arrived ___ the fire broke out.
【单选题】Suddenly fire broke out in the room and everything in It was soon on. ______ fire.
【单选题】Suddenly _____ fire broke out in the room and everything in it was soon on. _____ fire.
【单选题】A fire_____in the lower story during the midnight and soon the whole building was in flames.
【单选题】The porter ______ the fire-brigade as soon as he saw the fire in the stock, which went up in smoke.