--Whenwilltherailwaythatconnectsthetwocitiesopen?---

问题详情：

--When will the railway that connects the two cities open?

---_____        next year. Only two thirds                            been built. 

A. Until; has       B. Not until; has   C. Until; have    D. Not until; have

【回答】

B

知识点：相似 相近词比较

题型：选择题