Continue heating until steam _____. A.has appearedB.appear C.appeared D.will appear-英语

题目简介

Continue heating until steam _____. A.has appearedB.appear C.appeared D.will appear-英语

题目详情

Continue heating until steam _____.
A.has appearedB.appear C.appeared D.will appear
题型:单选题难度:偏易来源:不详

答案

A

更多内容推荐