句子成分分析

It is all very well train operators trumpeting the improvements they are making to the network, but passengers should be able to expect a basic level of service for the substantial sums they are now paying to travel.

请问老师train operators trumpeting the improvements they are making to the network做什么成分?

请先 登录 后评论

最佳答案 2021-04-29 21:01

It为形式主语,带有逻辑主语的动名词短语

【train operators】 trumpeting the improvements they are making to the network对应前面的it

请先 登录 后评论

其它 0 个回答

  • 0 关注
  • 0 收藏,2376 浏览
  • 学习王 提出于 2021-04-28 15:59