问题 更新时间2023/4/3 12:59:00 He made another wonderful discovery, ____ of great importance to science.( )(本题1.0分)A、 which I think isB、 which I think it isC、 which I think itD、 I think which is 答案 登录 注册 标准答案:A 出自:青书学堂 >> 河南科技大学大学英语3(专升本)