在Internet中网络连接的专用设备是调制解调器。
参考答案:错
— _____ not here?
— Tom and Jim _____ not here. [ ]
A. Who’s, are
B. Who, is
C. Who’re, is
D. Who, are
患者男,35岁,|6缺失,|57做基牙,行可摘局部义齿修复
制备5铸造支托凹,其颊舌径宽度约为()。
A.|5颊舌径的1/2
B.|5颊舌径的2/3
C.|5颊舌径的1/4
D.|5颊舌径的1/3
E.|5颊舌径的1/5