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书面表达 根据提示,用英语向来访的贵宾介绍你校新建的网络学校. 使教和方便,更有趣,能在课堂上获得更多的信息,学到更多的知识; 向师生开放,可向世界各地发送电子邮件; 只要家中有电脑,任何人都可以学习本校的课程; 有助于改善学校的管理,满足现代化教育的需要; 作为重点学校,对其他新建学校起示范和帮助作用 注意:所写作文必须包含上述内容,可以适当增加信息,行文必须连贯;词数:100左右
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皮皮学刷刷变学霸
举一反三
【单选题】下面 4 个选项中,均不是合法浮点数的选项是
A.
160.,0.12,e3
B.
123,2e4.2,e5
C.
-.18,123e4,0.0
D.
-e3,.234,1e3
【单选题】亲水胶体溶液中加入乙醇可出现沉淀,这是因为()
A.
胶体水化膜被破坏
B.
溶媒浓度发生改变
C.
胶体电荷改变
D.
盐析作用
【单选题】亲水胶体溶液中加入一定量的乙醇可出现沉淀,这是因为
A.
溶媒浓度改变析出沉淀
B.
盐桥作用析出沉淀
C.
质量电荷改变析出沉淀
D.
胶体水化膜被破坏析出沉淀
E.
电荷中和凝结成沉淀
【单选题】下面4个选项中,均是不合法浮点数的选项是( )。
A.
160        0.12      E3
B.
123        2e4.2     .e5
C.
-.18       123e4     0.0
D.
–e3        234      .1e3
【单选题】What does the course 'Managing Public Services' involve?
A.
Organizational Behavior.
B.
Different modules of interests.
C.
Theories of public services.
D.
Management of business.
【简答题】下面四个选项中,均是不合法浮点数的选项是A. 160.0.12 e3 B. 123 2e4.2 .e5 C. -.18123e40.0 D. -e30.234 1e3
【单选题】亲水胶体溶液中加入乙醇可出现沉淀,这是因为()
A.
溶媒浓度发生改变
B.
盐析作用
C.
胶体电荷改变
D.
胶体水化膜被破坏
【单选题】下面四个选项中 , 均是不合法浮点数的选项是 ( ) 。
A.
160. 0.12 e3
B.
123 2e4.2 .e5
C.
-018 123e4 0.0
D.
-e3 .234 1e3
【单选题】According to the advertisement, what does Peace Piano Services encourage its customers to do?
A.
Apply for a store credit card
B.
Buy a piano through its web site
C.
Try out pianos in its stores
D.
Compare prices with those in competing stores
【单选题】What does the professor imply about funerals and memorial services?
A.
They are becoming a major expense for bereaved families.
B.
They include three days of fasting and silent prayer.
C.
They are part of a growing industry associated with death.
D.
They help make the person's life and death meaningful.
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