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参考答案：
举一反三
【单选题】What is the main idea of the text?
A.
Recycling of electronic items is a 'success story'.
B.
Environmentalists are opposed to recycling electronics.
C.
Recycling can not keep pace with electronics sales.
D.
It is unnecessary to recycle electronics.
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【单选题】What is the main theme of the passage?
A.
Having a goal is vital to success.
B.
Being good is different from being great.
C.
One cannot succeed without time and practice.
D.
Luck,talent and family help to achieve success.
查看完整题目与答案
【单选题】According to the Production Manager, what is the main reason for the success of Lifestyle. Foods?
A.
regular investment
B.
the excellent staff
C.
its product range
查看完整题目与答案
【单选题】网络协议的要素为( )。
A.
数据格式、编码、信号 电平
B.
数据格式、控制信息、速度匹配
C.
语法、语义、同步
D.
编码、控制信息、同步
查看完整题目与答案
【单选题】在由三个相同阻值的电阻组成的先串联后并联的电路中，串联支路的电流比另一个支路的电流（）。
A.
大
B.
小
C.
相等
D.
无法判断
查看完整题目与答案
【简答题】One of my main concerns when I am helping people achieve their goals is how they measure success. I see individuals getting frustrated as they struggle hard for success. One of the main reasons that c...
查看完整题目与答案
【单选题】网络协议的要素为（ ）。
A.
数据格式、编码、信号电平
B.
数据格式、控制信息、速度匹配
C.
语法、语义、时序
D.
编码、控制信息、同步
查看完整题目与答案
【简答题】串联电路中电阻的()值相同,并联电路中电阻的()值相同。
查看完整题目与答案
【多选题】如果变压器的二次线圈的输出电压有效值是U2,则桥式整流电路中关于二极管型号选择正确是()
A.
最大正向电流不能小于0.45U2/RL，工程上一般会按照2-3倍选择更合适
B.
最大正向电流不能小于1.1*（0.45U2/RL），工程上一般会按照2-3倍选择更合适
C.
最大反向耐压值不能小于1.1*U2，工程上一般会按照2-3倍选择更合适
D.
最大反向耐压值不能小于1.1*1.414*U2，工程上一般会按照2-3倍选择更合适
查看完整题目与答案
【单选题】They all said that his high talent was the main factor of his success. But he ______ it to hard work.
A.
distributed
B.
contributed
C.
attributed
D.
benefited
查看完整题目与答案
相关题目：
【单选题】What is the main idea of the text?
A.
Recycling of electronic items is a 'success story'.
B.
Environmentalists are opposed to recycling electronics.
C.
Recycling can not keep pace with electronics sales.
D.
It is unnecessary to recycle electronics.
查看完整题目与答案
【单选题】What is the main theme of the passage?
A.
Having a goal is vital to success.
B.
Being good is different from being great.
C.
One cannot succeed without time and practice.
D.
Luck,talent and family help to achieve success.
查看完整题目与答案
【单选题】According to the Production Manager, what is the main reason for the success of Lifestyle. Foods?
A.
regular investment
B.
the excellent staff
C.
its product range
查看完整题目与答案
【单选题】网络协议的要素为( )。
A.
数据格式、编码、信号 电平
B.
数据格式、控制信息、速度匹配
C.
语法、语义、同步
D.
编码、控制信息、同步
查看完整题目与答案
【单选题】在由三个相同阻值的电阻组成的先串联后并联的电路中，串联支路的电流比另一个支路的电流（）。
A.
大
B.
小
C.
相等
D.
无法判断
查看完整题目与答案
【简答题】One of my main concerns when I am helping people achieve their goals is how they measure success. I see individuals getting frustrated as they struggle hard for success. One of the main reasons that c...
查看完整题目与答案
【单选题】网络协议的要素为（ ）。
A.
数据格式、编码、信号电平
B.
数据格式、控制信息、速度匹配
C.
语法、语义、时序
D.
编码、控制信息、同步
查看完整题目与答案
【简答题】串联电路中电阻的()值相同,并联电路中电阻的()值相同。
查看完整题目与答案
【多选题】如果变压器的二次线圈的输出电压有效值是U2,则桥式整流电路中关于二极管型号选择正确是()
A.
最大正向电流不能小于0.45U2/RL，工程上一般会按照2-3倍选择更合适
B.
最大正向电流不能小于1.1*（0.45U2/RL），工程上一般会按照2-3倍选择更合适
C.
最大反向耐压值不能小于1.1*U2，工程上一般会按照2-3倍选择更合适
D.
最大反向耐压值不能小于1.1*1.414*U2，工程上一般会按照2-3倍选择更合适
查看完整题目与答案
【单选题】They all said that his high talent was the main factor of his success. But he ______ it to hard work.
A.
distributed
B.
contributed
C.
attributed
D.
benefited
查看完整题目与答案
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