---HowwasyourclimbingonMountTai?---Ididn'tbelieveIcoulddoit_______

发布时间：2020-08-07 04:24:11

---How was your climbing on Mount Tai?---I didn't believe I could do it ________ I got to the top.A.untilB.unlessC.afterD.when

网友回答

A解析此题为固定词组not... until，直到……才。故选A。
以上问题属网友观点，不代表本站立场，仅供参考！