皮皮学，免费搜题
登录
搜题
【单选题】
公益海报的主要特点是( )。A.
公益性
B.
教育性
C.
传播性
D.
娱乐性
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】超声波检测仪的主要性能指标有哪些？
【单选题】You had one of your teeth pulled out yesterday, ______?
A.
had you
B.
hadn’t you
C.
did you
D.
didn’t you
【单选题】听力原文：W: When are you going to have your eyes checked? M: I had to cancel my appointment, I Couldn't fit it in. Q: What does the man mean? (18)
A.
He decided not to cancel his appointment
B.
His new glasses aren't comfortable.
C.
He's too busy to get a checkup.
D.
He has to check when the appointment is.
【简答题】超声波雷达的主要性能指标有哪些?
相关题目：
参考解析：
知识点：
题目纠错 0
发布
