Itwasquiteaseriousaccident,_______

发布时间：2020-07-11 16:13:12

It was quite a serious accident, _________ caused by careless driving













A.which I think was












B.I think which was











C.which I think it was











D.I think which it was

网友回答

A解析本题考查由which引导的非限制性定语从句，which替代先行词accident 在定语从句中作主语。I think 是插入语，放在which后面。
以上问题属网友观点，不代表本站立场，仅供参考！