I didn’t know ________.
A.whendidtheplanetakeoffB.whentheplanetookoffC.whentheplanetakesoffD.whendoestheplane...
A. when did the plane take off
B. when the plane took off
C. when the plane takes off
D. when does the plane take off 展开
B. when the plane took off
C. when the plane takes off
D. when does the plane take off 展开
1个回答
推荐律师服务：
若未解决您的问题，请您详细描述您的问题，通过百度律临进行免费专业咨询
