第34题: [单项选择]不适宜用作矫味剂的物质是 A. 阿拉伯胶浆 B. 单糖浆 C. 薄荷水 D. 苯甲酸 E. 泡腾剂 参考答案:D
第35题: [单项选择]It remains ______ that a merger will increase profitability in the medium term because of the high cost of redundancy packages. A. doubt B. doubted C. doubtful D. doubtfully 参考答案:C 答案解析:remain是系动词,后接形容词作表语。答案是(C)doubtful。