题目内容：
根据材料，回答题。
请回答（31）题。
参考答案：
答案解析：
单选题：根据材料，回答题。请回答（31）题。
- 题目分类：专四
- 题目类型：单选题
- 查看权限：VIP
请回答（31）题。
请回答（31）题。
How did Conan Doyle feel about his first visit to London?
How did Conan Doyle feel about his first visit to London?
春雨超市进来一批秋装，每套按出厂价加上运费、营业费和利润出售。运费是出厂价的志，营业费和利润一共是出厂价的１/12，已知
春雨超市进来一批秋装，每套按出厂价加上运费、营业费和利润出售。运费是出厂价的志，营业费和利润一共是出厂价的１/12，已知每套的售价是123元，那么每套秋装的出厂
We had a __________ lesson in ideological education yesterda
We had a __________ lesson in ideological education yesterday and were deeply im
New ideas sometimes have to wait for years __________ they a
New ideas sometimes have to wait for years __________ they are fully accepted.
sin75°cos30°－cos75°sin30°的值为（ ）
sin75°cos30°－cos75°sin30°的值为（ ）A．1 B． C． D．