皮皮学，免费搜题
登录
搜题
【判断题】
腔肠动物的体壁具有中胶层,从扁形动物的体壁开始出现了中胚层。A.
正确
B.
错误
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【简答题】This is all__________I know about the accident. 2.He is the only man __________ I can find for the work. 3.You must watch everything carefully __________ the teacher does in class. 4.Is the house ____...
【单选题】听力原文：W: Do you have a seat for the concert tomorrow? M: No seat at all, but we sell standing-room tickets two hours before the performance. Q: What does the man mean? (13)
A.
It is too late for the man to go to the concert.
B.
The man must wait for two hours to buy a ticket.
C.
People have already been standing in line for two hours.
D.
The man can buy a standing-room ticket tomorrow.
【单选题】听力原文：M: Do you have a seat for the concert tomorrow? W: No seats at all, but we sell standing-room tickets two hours before the performance. Q: What does the woman mean? (19)
A.
It's too late for the man to go to the concert.
B.
The man must wait for two hours to buy a ticket.
C.
People have already been standing in line for two hours.
D.
The man can buy a standing-room ticket tomorrow.
相关题目：
参考解析：
知识点：
题目纠错 0
发布
