皮皮学，免费搜题
登录
搜题
【简答题】
10-1 超声波在介质中传播具有哪些特性? (教材 P168 )
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】n. 角色
【单选题】Section A Dialogue Completion Directions: In this section, you will read 5 short incomplete dialogues between two speakers, each followed by four choices marked A, B, C, and D. Choose the answer that ...
A.
That's very kind of you. I'd love to.
B.
How dare you invite me? I won't go.
C.
Yeah, thanks anyway.
D.
None of your business, OK?
【单选题】What does the passage mainly deal with?
A.
. The situation of Americans learning foreign languages.
B.
. Why Americans don ’ t like learning foreign languages.
C.
. The importance of learning foreign languages.
D.
. Suggestions for learning foreign languages.
【简答题】在家看书了,然后和朋友一起聊天。
【单选题】Section A Directions: In this section, you will read 5 short incomplete dialogues between two speakers, each followed by 4 choices marked A, B, C, and D. Choose the answer that best suits the situatio...
A.
Because I have an appointment.
B.
Sorry about that, but I have to go to a party.
C.
The reason is that I have to work over time tonight.
D.
I'd love to, but I have to finish my paper.
相关题目：