听力原文:W: You look unhappy. What's wrong? M: I want to go cycling with my friends tomorrow. But my bike is broken. W: Don't worry, Jim. I can lend mine to you. M: Thanks a lot, Mary. Q: Whose bike is broken? (20)
A.
Jim's.
B.
Tom's.
C.
Mary's.
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
微信内点击右上角“…”即可分享
反馈
参考答案:
举一反三
【简答题】如图,长方体ABCD-A 1 B 1 C 1 D 1 中,AB=a,BC=b,BB 1 =c,并且a>b>c>0。求沿着长方体的表面自A到C 1 的最短线路的长。