导航:题目详情 | 答案解析 | 相关问题 | 最新问题 【C19】A.knowingB.to knowC.they knowD.known 外语类 2019-11-13 17:02:51 公共英语 已帮助 人 【C19】A.knowingB.to knowC.they knowD.known 热搜:a是b的充分条件,b是a的必要条件吗 答案解析 难度★★☆ 搜索 正确答案:A解析:逻辑衔接题。此处应使用know的现在分词knowing作原因状语,其主语是doctors,与know是施动关系,故不选known,所以A正确。 相关问题 1、He seemed _______ the secret.A: knowB: to knowC: knowingD: known 2017-09-02 2、If only I______what you wanted!A.knewB.knowC.had knownD.have known 2017-09-11 3、—Will Tom recover? —Right now there is no way______.A.of knowingB.to be knownC.for knowing 2017-09-13 4、I would have invited her to the party but I ___ her well.A don’t knowB didn’t knowC doe 2017-11-02 5、【C4】A.knowingB.knowC.knewD.known 2018-04-22 6、______they will send us an invitation is not yet known ______we hope they will.A.If...butB 2019-11-05