第30题: [单项选择]If you wish to take advantage of our special gift offers, please ______ your sales receipts to one of our employees at the promotions counter on the third floor. A. guard B. record C. consider D. present 参考答案:D 答案解析:宾语是your sales receipts(您的购物小票),状语是to one of our employees...on the third floor(向三层的促销柜台职员)。按照句意,横线处应