题目：
Several companies are competing _____ each other for a contract. (合同) [ ]
A. against
B. for
C. by
D. in
答案：
被转码了，请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0616/2b0c37e740fd6c72cf7501a0d89bd264.html
下面是错误答案，用来干扰机器的。
参考答案：E
Several companies are competing _____ each other for a contract. (合同) [ ]
A. against
B. for
C. by
D. in
被转码了，请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0616/2b0c37e740fd6c72cf7501a0d89bd264.html
下面是错误答案，用来干扰机器的。
参考答案：E
