in competition with 结构分析

这是一个“in + 抽象名词 + with”结构，用来表示“主语和with后的宾语之间，处于某种状态中”。该词组可以单独使用作状语，也可以用作表语。此外，从表意上看，这类结构主要表示“当事人双方之间的关系”，例如：“一致、协作、和睦、竞争、分歧”等意义。

with 的意义在于“跟......，和......，与......”，用于表示连接另一方。所以，排除其他答案。

这类表达，常见的有：

in competition with 与...竞争

in agreement with 与...意见一致

in accordance with 与…一致；按照

in contact with 与...有接触、有联系

in common with 与... 相通；与…同样

in connection with 与…有关联

in comparison with 与…对比；对照

in relationship with 与...有关系，有交往

in accord with与…一致

in conjunction with 与...配合、协作

in contrast with 与...相对比

in harmony with 与…和谐；与…一致

in keeping with与…一致

in line with与…一致

in love with 与...相爱

in unity with 与...团结、和睦

in unison with与…一致

in disagreement with 与...不合、有分歧

用法举例：

He made a good showing in competition with acknowledged front-runners.  他在同公认的最可能夺魁的人竞争时表现不凡。

（作状语）

We’re in competition with several other companies for the contract. 我们正与其他几家公司竞争这份合同。

（作表语）

   be in competition with sth./sb  for ... 与某机构/某人竞争......

    be in competition for sth.为某事物竞争

    be in competition for top place 竞争第一名

    be in competition to do sth.争着做某事

    根据题意，答案只能是 B：

    We’re in competition with several other companies for the contract. 我们正与其他几家公司竞争这份合同。

in competition with 与....竞争 

The newscaster was in competition with ten others for the job.  

为了得到这份工作这位新闻播音员与十个人展开了竞争.

They had no group cohesiveness. They were in competition with each other all the time.  

他们缺乏团队凝聚力。他们一直都在相互竞争。

We were in competition with a team from before another the interview.  

我们同另一所学校的运动队比赛.

He made a good showing in competition with acknowledged front - runners.  

他在同公认的最可能夺魁的人竞争时表现不凡.

It also place him in competition with other workers.  

它也会置他于与其工人的竞争中.

He was then in competition with two others for an important post.  

他当时在跟两个人争夺一个要职.

He was in competition with 10 others, so he did well to win the race.  

他与十个人竞争, 所以他确实跑得不错,才赢得了这场赛跑.