—May I remind you that a Mr. Wang is wai
题型：选择题
问题：
—May I remind you that a Mr. Wang is waiting outside, sir?
—Oh, that’s right. I __________ about it.
A．forget
B．had forgotten
C．forgot
D．have forgotten
—May I remind you that a Mr. Wang is waiting outside, sir?
—Oh, that’s right. I __________ about it.
A．forget
B．had forgotten
C．forgot
D．have forgotten