The student was just about to ______ the question, when suddenly he found the answer.

A. arrive at

B. submit to

C. work out

D. give up

【答案解析】本题目正确选项D。【译文】正当这个学生要放弃这个问题时，他突然找到了答案。 【解析】arrive at 到达, 达到，submit to使服从, 使受到, 服从, work out可以解决, 设计出,  作出, 计算出, give up放弃(念头、希望等), 停止。所以正确答案应该选择D