The notice came around two o’clock in the afternoon the meeting would be put off.A. whenB

问题补充：

The notice came around two o’clock in the afternoon the meeting would be put off.

A. when

B. that

C. whether

D. how

答案：

A. when

(答案→)B. that

C. whether

D. how

解析：句意：通知是在大约下午两点到的，通知说会议推迟了。这里是同位语从句，先行词是The notice，that在从句中不作成分，只起连接的作用。