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【单选题】
细胞在时,膜对下述离子通透性最大的是:
A.
钠离子
B.
镁离子
C.
钾离子
D.
氯离子
E.
钙离子
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参考答案:
举一反三
【简答题】有房间宽度是 15 米,进深 12 米的教室。在屋顶安装 40 瓦日光灯的双灯灯具 30 套,地面的平均照度是多少?( 假设每根日光灯管的光通量是 2400 流明,照度率 0.5 ,折旧率 0.7 )
【单选题】听力原文:W: Have you decided where to go this winter, Harbin or Guangzhou? M: Well, I don't enjoy cold weather at all, but I'll go somewhere. What does the man mean?
A.
He will go to Harbin.
B.
He will stay at home.
C.
He will go on a trip.
【单选题】-I will go to Harbin for my summer vacation. What about you? -I haven't decided where_______.
A.
go
B.
went
C.
going
D.
to go
【判断题】陕甘宁边区政府的政治、经济制度的一系列改革,推动了边区政府辖区的现代化,也影响了周边地区的现代化进程。
A.
正确
B.
错误
【单选题】---I will go to Harbin for my summer vacation. What about you? ---I haven’t decided where . A.go B.went C.going D.to go
A.
go
B.
went
C.
going
D.
to go
【简答题】从A-G 选项中选出能填入空白处的最佳选项,补全对话。(选项中有两项是多余的) A. And she could go on a tripat the weekends. B.  What kind of city would you like? C. I am planning to go to Harbin. D. She must enjoy herselfthere. E. I went ...
【多选题】为了不影响后续课程,无论实验是否完成,课程按时结束。实验没做完怎么办?
A.
如果下一组有空闲设备,申请跟着下一组同学一起做。
B.
预约实验室开放时间。
C.
下一次实验早来10分钟,简单做一遍。
【单选题】- Have you ever been to Harbin? - Yes, I ____________ there last winter.
A.
have been
B.
went
C.
go
D.
will go
【简答题】写作能力。 假如你是李明,你刚收到你的朋友王林的一封电子邮件,结合邮件内容和表格中提供 的信息给他回复一封电子邮件,表示你的欢迎并提出合理化建议。 Dear Li Ming, How are you? I write to tell you something exciting. You know we live in the south of China, so I have never see...
【简答题】单项选择。 1. She _______ Sanya last month A. will visit B. visited C. visits D. visit 2. Many years _______, he lived in Tianjin. A. from B. ago C. late D. pass 根据中文提示完成句子。 3.我喜欢在夜晚看月亮和星星。 I ...
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