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【简答题】
填空。 I am taking my family to Europe this year. My wife and I and our two 1 are going. My brother is a farmer. He decided to go with 2 . First he is going on his horseback from his farm to the 3 station. Then he is taking a bus to our house. From here, we are going 4 . We are going to go by train to New York, and then take a ship to Europe. When we arrive in 5 , we are going to rent a car and 6 wherever we want to go. Then we are going to return the 7 . We are planning to fly home. It took us a long time to decide our 8 . At first we wanted to 9 to Europe because it was faster. But my brother prefers to take a 10 trip. The children like that too. (     )1. A. horses (     )2. A. us (     )3. A. train (     )4. A. together (     )5. A. Australia (     )6. A. walk (     )7. A. ship (     )8. A. place (     )9. A. go (     )10. A. bus B. dogs B. them B. railway B. back B. Canada B. run B. horse B. time B. fly B. train C. sisters C. him C. bus C. over C. Russia C. drive C. bike C. trip C. come C. boat D. children D. me D. underground D. again D. Europe D. ride D. car D. w ay D. run D. plane
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【判断题】在动态分析中,多级放大电路的总放大倍数为各级放大电路的放大倍数之积,各级放大电路放大倍数不会收到其它级放大电路的影响。
A.
正确
B.
错误
【单选题】多级放大电路的放大倍数为各级放大电路放大倍数的( )。
A.
B.
C.
对数和
D.
对数积
【单选题】已知 KMnO 4 浓度为 0.02000 mol/L , 对 Fe 3 O 4 的的滴定度为 ( )
A.
0.5600 g/mL
B.
0.0232 g/mL
C.
0.0112 g/mL
D.
0.0056 g/mL
【单选题】以下不属于控制标准的基本要求的是
A.
简单性
B.
可行性
C.
一致性
D.
前瞻性
【单选题】已知0.02000 mol•L-1 KMnO 4 对Fe 2+ 的滴定度为 ( )
A.
5.6000×10 -3 g•mL -1
B.
1.120×10 -3 g•mL -1
C.
0.2240×10 -3 g•mL -1
D.
0.1120×10 -3 g•mL -1
【单选题】一个反馈放大电路的 、环路增益 ,试求基本放大电路的放大倍数 和闭环放大倍数 为( )。
A.
10000,10
B.
10000,0.1
C.
100000,10
D.
100000,0.1
【单选题】多级放大电路的放大倍数为( )
A.
各级放大倍数的和;
B.
第一级放大电路的放大倍数;
C.
各级放大倍数的乘积
【单选题】微信公众号文章下面的阅读原文( )。
A.
不能原文无关的内容链接 
B.
只能添加与原文有关的内容链接
C.
可以添加销售类网店链接
D.
以上都对
【多选题】放大电路的放大倍数有
A.
电压放大倍数
B.
互阻放大倍数
C.
互导放大倍数
D.
电流放大倍数
【单选题】已知c(KMnO4)= 0.02000 mol/L,则c(1/5 KMnO4)为( )。
A.
0.02000 mol/L
B.
0.1000 mol/L
C.
0.01000 mol/L
D.
0.004000 mol/L
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