泰国征信机构在核查后，（）日内告知信息主体信息的核查、更正结果及原因。
A.10
B.15
C.20
D.30
参考答案：D
Two lawyers have donated $50,000 to ________ our school's campaign "Help the Needy", which
was started by our former headmaster three years ago. [ ]
A. sponsor
B. launch
C. organize
D. plan
中间体其中一个工作面连接工作风缸和（）。
A.副风缸
B.制动缸
C.列车支管
