A.
For cleaning
B.
For staff training
C.
For renovations
D.
For an event
正确答案:B
译文
Read a notice.
The school library will be closed this Wednesday afternoon for a special staff training session. During this time, you may use the study areas in Building B or the computer lab in Building C. All books due on Wednesday will be extended to Friday without penalty. We apologize for any inconvenience this may cause.