单选题 Nowadays, our government advocates credit to whatever we do or whoever we contact with. once you ______ your words, you will lose your social status and personal reputation.

A、 keep up with
B、 give away from
C、 go back on
D、 lose sight of

【正确答案】 C

【答案解析】[解析] go back on one's word食言，违背诺言。译文：如今，我们的政府提倡信赖我们所做的事和我们接触的人。一旦食言，就会丧失个人身份和社会名誉。