【题目】Dear me! Just look at the time! Ino idea it was no late.
A.had
B.have had
C.have
D.was having

【答案】A
【解析】因为前一句说“看看时间吧”，这一看当然知道了现在很迟的情形，“不知道这么迟了”显然应是“过去”的事，故应用一般过去时态。答案为A。