皮皮学，免费搜题
登录
搜题
【单选题】
听力原文：M: Did you finish typing that report? W: Yes, I did, but I worked late. M: But it must be a long report, I guess. W: Exactly. Twenty pages. I spent three hours on it. M: By the way, what time did you go home? W: I left the office at nine o'clock. I got home at ten. M: What did you have for dinner? W: I sent out for a sandwich and ate at my desk. What was the woman doing before she went home?A.
Typing a report.
B.
Rewriting a report.
C.
Reviewing a report.
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
【单选题】在下列各组物质中,相互反应可生成氯气的是:
A.
MnO 2 + NaCl
B.
KMnO 4 + HCl
C.
HCl + Br 2
D.
NaCl + H 2 SO 4
【单选题】It opens up ethics and enables us to see through ideology. It opens up ethics and enables us to see through ideology. It opens up ethics and enables us to see through ideology. It opens up ethics and ...
A.
1
B.
2
C.
3
D.
4
【单选题】在下列各组物质中,相互反应可生成氯气的是 ( ) 。
A.
NaCl 和 H2SO4
B.
NaCl 和 MnO2
C.
HCl 和 Br2
D.
HCl 和 KMnO4
【单选题】测试题 15-11 在下列各组物质中,相互反应可生成氯气的是
A.
NaCl + H2SO4
B.
MnO2 + NaCl
C.
HCl + Br2
D.
KMnO4 + HCl
【单选题】在下列各组物质中,相互反应可生成氯气的是( ) 。
A.
MnO 2 + NaCl
B.
KMnO 4 + HCl
C.
NaCl + H 2 SO 4
D.
HCl + Br 2
【简答题】信息素养内涵包括四个方面,即: 、 、 和 。
相关题目：