Thereisnoneedforustobeunhappy

问题详情：

 There is no need for us to be unhappy _____ our daily life, as people in other parts of the world still live _____ fear of their lives.

A. at; in     B. with; in     C. at; for     D. with; for

【回答】

B

知识点：介词和介词短语

题型：选择题