Look! _____ are my books. [ ]
A. This
B. That
C. It
D. These
答案:D
当事人申办有强制执行效力的债权文书公证的手续是怎样的?
耦合电容器巡视,金属部位无锈蚀,底座、构架牢固,无倾斜变形。