完成对话 Client: Excuse me. I tried to withdraw some money at the ATM outside, but the transaction failed. Bank Clerk: Maybe it''s just the wrong denomination. The smallest at the ATM is ten dollars. Client: ______

A、 What a nuisance.
B、 So the thing is like this.
C、 So it's too small.
D、 I see.

【正确答案】 D

【答案解析】这是客户和银行工作人员间的对话，此句应对前面工作人员对问题的解答。D最佳。A很无礼；B和C是中文表达的直译，应该避免。