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【简答题】
In a nationa l spelling competition, an 11-year-old girl, 此题出自2015年江苏省泰州市中考英语真题及答案,2015年江苏省泰州市中考英语试题及答案 短文填空,根据短文内容及首字线提示,补全空格内单词,使短文完整、通顺。(请在答题卡上写出完整单词)(10分) In a nationa l spelling competition, an 11-year-old girl, Sara, was asked to spell a word. But because of her soft voice, the judges(裁判)were not sure (71) i____the girl spelled the word kith the letter B or D. They asked her to repeat what she said. By then, Sara realized she had made a (72) m____ Instead of telling a (73) 1____ ,she told them that she said the wrong letter. As a result, she (74) 1____ the competition. As the girl went back to her seat, all the people stood up and cheered for what she did. She smiled. Many newspapers (75) r____ the girl's story the next day. In fact she won great respect from others (76) b_____ she was honest. The young girl could simply tell a lie, and nobody would find it out except (77)h_____ But She was brave (78) a____ to tell the truth. She made the right choice. It's true that that the choices we make today will decide (79) w___ we are like tomorrow. Our children will follow us. So if you want them to grow up to be (80) h____  , we must show them that we are honest ourselves.
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【单选题】电路及其输入电压 u I1 和 u I2 的波形如下图所示,二极管导通电压 U D =0.7V 。试确定在 0~t 1 期间, u o=________V。
A.
0.3
B.
1
C.
3
D.
3.7
【单选题】– How long have you been collecting stamps? – Ever ______ I was twelve. I have been collecting stamps for about eight years.
A.
since                       
B.
before                    
C.
by
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A.
是饱和失真,应调大R 1
B.
是截止失真,应调小R 1
C.
是饱和失真,应调小R 2 ,
D.
是频率失真,应增大耦合电容。
【单选题】电路如下图(a)所示,输入电压u1的波形如下图(b)所示,试问指示灯HL的亮暗情况为()。
A.
亮1 s,暗2 s
B.
暗1 s,亮2 s
C.
亮3 s,暗1 s
【单选题】Now I get the telegram I _______.
A.
have been expected to
B.
expected
C.
have been expecting
D.
am expected to
【单选题】设 是空间三条直线, 是空间两个平面,则下列命题中,逆命题不正确的是(   )
A.
当 时,若 ,则
B.
当 时,若 ,则
C.
当 且 是 在 内的射影时,若 ,则
D.
当 且 时,若 ,则
【单选题】设 是空间两条直线, , 是空间两个平面,则下列选项中不正确的是(  )
A.
当 时,“ ”是“ ”的必要不充分条件
B.
当 时,“ ”是“ ”的充分不必要条件
C.
当 时, “ ”是“ ∥ ”成立的充要条件
D.
当 时,“ ”是“ ”的充分不必要条件
【多选题】当参与堆叠的设备软件版本与Master设备的不一致时,下面说法正确的是
A.
如果没有使能堆叠自动加载功能,则新加入的设备能正常启动
B.
如果没有使能堆叠自动加载功能,则新加入的设备不能正常启动
C.
使能堆叠自动加载功能,则新加入的设备能正常启动
D.
使能堆叠自动加载功能,则新加入的设备不能正常启动
【简答题】稳压电路及相关波形如 图所示。读图,回答下列问题: ( 1 )四只二极管构成的电路结构为 式,该部分电路的作用是 。 ( 2 )电容 C 的作用为 ,它的电容量 ( 选 填:较大 / 较小)。 ( 3 )若输入电压 u i 与输出电压 u o 波形分别如图( b )、( c )所示,则开关 S 1 的状态应为 ,开关 S 2 的状态应为 。( 选 填:断开 / 闭合) ( 4 )若输入电压有效值 ...
【简答题】下图(a)所示是一个反相输入的加法器电路。已知R 11 =R 12 =R f 。如果u i1 ,u i2 的波形如图(b)所示,试画出输出电压u o 的波形。
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