第10题: [单项选择]Which of the following is a result of the Asian crisis A. Physical capital accumulation. B. Institutional development. C. Dislocation of the use of resources. 参考答案:C 答案解析:[听力原文] 23-30 What effect will the crisis have on longer-term economic growth and structural c
第32题: [单项选择]某小学一年级学生第一恒磨牙患龋率11.5%,最适宜的防龋措施是() A. 窝沟封闭 B. 含氟牙膏 C. 饮水加氟 D. 氟滴剂 E. ART 参考答案:A 答案解析:全国第二次口腔流行病学调查显示,12岁儿童窝沟龋与平滑面龋的构成比分别为90.32%与9.68%,两者之比大约为9:1,说明我国儿童的窝沟龋预防十分重要。窝沟封闭是预防窝沟龋最有效的措施,6~7岁(小