单选题:At the very beginning,people were____ about the idea for the 题目分类:英语 题目类型:单选题 号外号外:注册会员即送体验阅读点! 题目内容: At the very beginning,people were____ about the idea for the book festival in Los Angeles. A.confident B.pessimistic C.uncertain D.indifferent 参考答案: 答案解析: