糖腌黄瓜溢出的黄瓜汁，这是来自细胞结构中的:（）

A．细胞壁

B．细胞质

C．细胞核

D．液泡

— Oliver looks a bit upset, did you tell him the bad news?

— Yes, but I _____ him after his birthday party.

A．must have told

B．shouldn’t have told

C．needn’t have told

D．should have told