第15题: [填空题]A to give the boss your advice B how he is feeling C the boss may have D what you really want to talk to him about E without suggesting a way to solve it F how unhappy you are It is necessary to make clear to the boss ______. 参考答案:D 答案解析:这句话需要填入的也是动词make的宾语,现在填入的是what引导的宾语从句。
第24题: [单项选择]介于钙化的牙本质基质和成牙本质细胞之间有一层基质终生不钙化,称为() A. 罩牙本质 B. 球间牙本质 C. 前期牙本质 D. 髓周牙本质 E. 成牙本质 参考答案:C 答案解析:题干考查的是前期牙本质的定义,备选答案有很多干扰项,所以要求考生要熟练掌握并分辨各自的定义,才能了解牙体结构,作出正确判断。