总行清算中心是办理系统内（）的核算和管理部门
A、各经办行之间的资金汇划
B、各清算行之间的资金清算及资金拆借
C、账户对账
D、以上都是
参考答案：D
He is ______ that he does everything very well.
A．so careful a student
B．so careful student
C．such careful a student
D．a such careful student
管片拼装注意事项？
