第20题: [单项选择]What does the man say is a drawback to the process of restoring books A. It’s very expensive. B. It hasn’t proven to be totally effective. C. It can be damaging to some books. D. It can’t be used on books published before 1850. 参考答案:A
第26题: [单项选择]A. He is learning about advertising. B. He is the new advertising manager. C. He is interviewing the woman. D. He is waiting for an interview. 参考答案:D 答案解析:[解析] M:Good afternoon.I’m Mr.Jackson.I answered your ad for an experienced advertising ex
第27题: [单项选择]成年人甲状腺功能低下可引起 A. 侏儒症 B. 呆小症 C. 黏液性水肿 D. 肢端肥大症 E. 巨人症 参考答案:C