80386内部结构共有6个功能部件：总线接口部件、指令预取部件、指令译码部件、指令执行部件、分段部件和 【20】 。
参考答案：分页部件
The student who was caught ______ in the exam has been removed from school. [ ]
A. cheat
B. cheated
C. cheating
D. to cheat
我国进口原产于( )的货物，不适用于协定税率。
A．泰国
B．韩国
C．老挝
D．斯里兰卡
