You must attend the meeting at ten o’clock as it is scheduled—not a minute early or late

问题补充：

You must attend the meeting at ten o’clock, as it is scheduled—not a minute early or late．

A. accurately

B. punctually

C. flexibly

D. approximately

答案：

A. accurately

(答案→)B. punctually

C. flexibly

D. approximately

解析：根据not a minute early or late．可知需选punctually“准时”，答案B。