【简答题】A speaker flouts the Maxim of Quantity when his contributions to the conversation are not truthful.(对外经贸2005研)
【简答题】婴幼儿服用四环素易致牙齿黄染,是由于四环素易 ,故 等人禁用。
【判断题】Picasso is famous for his contributions to modern science.
【判断题】安全标志按其用途可分为禁止标识、警告标志、指令标志和提示标志共四类()
【简答题】___________是让公司高管理解最重要信息的领先方法。
【单选题】The newly-discovered star was named _____a Chinese astronomer _____ honor of his contributions to astronomy.
【简答题】his contributions to USA
【判断题】Picasso is famous for his contributions to modern art.