单选题 You needn't worry ______ regards the cost of the operation.
A. with B. which C. as D. about

【正确答案】 C
【答案解析】[解析] as regards相当于复合介词with regard to或with reference to, 多用于书面语,意为“对……来说”,例如:As regards world peace, we Chinese people will staunchly defend it. 至于世界和平,我们中国人民一定要坚决捍卫。With regard to your other proposals, I am not able to tell you our decision. 至于你提出的其他建议,我现在还不能把我们的决定告诉你。As regards the question how we should proceed in our work, there are still different opinions. 至于我们应如何进行工作,意见尚未一致。