单选题:第69题的正确答案是_____________. 题目分类:公共英语五级 题目类型:单选题 查看权限:VIP 题目内容: 第69题的正确答案是_____________. 参考答案: 答案解析:
Private companies have little interest in producing flu vacc Private companies have little interest in producing flu vaccines because of_____ 分类:公共英语五级 题型:单选题 查看答案
From the text we can see that the author seems _______。 From the text we can see that the author seems _______。 A.optimistic B.pessimist 分类:公共英语五级 题型:单选题 查看答案