第11题: [单项选择]______ a meal for about 50 guests, start by calculating how much food you want to prepare per guest. A. Prepare B. Preparing C. To prepare D. Prepared 参考答案:C 答案解析:[理由] 本空格应置入To prepare(准备),形成不定式短语,置于句首表示目的,以修饰之后动词原形start起首的命令句。原句实等于: If you want to prepare a