They also helped build the vast network of railroads that ____ important trad...

作者: tihaiku 人气: - 评论: 0

问题 They also helped build the vast network of railroads that ____ important trade centers essential to industrial grented.

选项 A. had linked B. link C. Linking D. linked

答案 D

解析首先可判断出此句是关系代词that 引导的定语从句。先行词是network ofrailroads，从句中缺少谓语动词，故可排除C。根据主句的时态，应用一般过去时，故选D。

分享到：

猜你喜欢

发表评论

更多 网友评论 （0 条评论）

暂无评论

页面耗时0.0244秒, 内存占用1.01 MB, Cache:redis,访问数据库13次