是U1到U3 最少25条!

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是U1到U3 最少25条!
是U1到U3 最少25条!

是U1到U3 最少25条!
( )1. _______. Which is the way to Hill Building?
A. Sorry B. Hello C. Excuse me D. Thank you
( )2. The van stopped ________ the traffic lights.
A. on B. at C. in D. along
( )3. Go on ______you reach the end of this road.
A. when B. after C. before D. until
( )4. They tried to run away but the police caught them ________.
A. at the end B. in the end C. by the end D. to the end
( )5. We saw Hobo jumping into the room ______ window.
A. across B. through C. cross D. by
( )6. Could you tell me ______ Sunnyside Shopping Mall?
A. the way of B. the way to C. how to D. how go to
( ) 7. _______ Millie take her dog to school _____her?
A. Shall, and B. Shall, with C. Will, with D. Will, and
( ) 8. Daniel and Kitty ________start a campfire this evening.
A. is going to B. going to C. will going to D. are going to
( ) 9. We are happy ____you _____ a farewell party for our friends from Beijing.
A. invite, to B. to invite, join C. inviting, to D. to invite, to
( ) 10. My father hope you ______ come to my home.
A. will can B. are can C. can will D. will be able to
( ) 11. Our teacher ________ an interesting talk on Project Hope at the class meeting.
A. have B. has C. give D. gave
( )12. A balcony is ______ place ________ flowers in the house.
A. best, to grow B. the best, growing C. best, growing D. the best, to grow
( )13. Would you like _________ bananas?
A. another B. any more C. some more D. one more
( )14. My parents _______born in Shanghai, but I ______ born in Nanjing.
A. was, was B. were, was C. were, were D. are, am
( )15. I can speak English ________, I am ______ at it.
A. good, well B. good, good C. well, well D. well, good
( )16. He arrived _______ Shanghai ______ 6:00 ______ the morning of June 2nd.
A. at, at, in B. in, at, on C. in, at, in D. at, in, on
( )17. The book is very easy ____________.
A. read B. reading C. to read D. reads
( )18. ______ do you pay ________ the beautiful dress?
A. How many, to B. How many, for C. How much, to D. How much, for
( )19. He sometimes ________ a picture, but now he __________.
A. draws, sings B. drawing, singing C. draws, is singing D. is drawing, sings
( )20. Yesterday I ________ 400 yuan in buying the bike.
A. cost B. took C. spent D. paid
( )31. My dream city has at least ________ floors and I live on the _________ floor.
A. sixty, sixty B. sixty, sixtieth C. sixtieth, sixtieth D. sixtieth, sixty
( ) 32. _____ your father reading newspapers now?
A. Are B. is C. do D. does
( ) 33. Kitty is ________ a letter and it ________ Bill will not come to her party.
A. looking; reads B. looking at; reads C. reading; says D. reading; writes
( ) 34. There is not ________ for us ________.
A. room enough; to live B. enough room; to live in
C. room enough; to live in D. enough room; live
( ) 5. Millie is _______ English and doing more reading is _______ her study.
A. good at; good for B. good at; good at
C. good for; good for D. good for; good at
( ) 36. There will be an English party ________ the evening of Halloween.
A. in B. on C. at D. of
( ) 37. My father is looking forward to _________ his old friend from Xinjiang.
A. see B. seeing C. saw D. looking at
( ) 38. He put on his coat and _______.
A. go out B. goes out C. went out D. going out
( ) 39. Hobo doesn’t know ______ to wear today.
A. what B. how C. how D. why
( )40. I can’t buy ______ because I don’t have any money _____ me.
A. something, on B. anything, on C. something, with D. anything, with
( ) 41. His father was born _____________
A. in1940s; B. in the 1940 C. from the 1940s D. in the 1940s
( ) 42. There _____ twenty boys in our class last year, but now there ______ only fifteen.
A. are, are B. were, were C. were, are D. are, were
( ) 43. Look! That’s a_______ bridge.
A. long beautiful old wooden B. long old beautiful wooden
C. beautiful long old wooden D. beautiful old long wooden
( ) 44. She stopped and ______ to me on her way home.
A. talked B. talking C. to talk D. talks
( ) 45. Where is my eraser? It ______ here just now.
A. is B. are C. was D. were
( ) 46The children’s basket _______ bananas now.
A. is filled with B. is full of C. is filled of D. is full with
( ) 47.This book is very important , but that one is ______ more important.
A. quite B. so C. very D. even
( )48.______ a bag on his back, the farmer got on the bus.
A. Has B. There is C. With D. Be
( )49.Is there ________ in today’s news? Yes, there are ______.
A. something interesting, something interesting B. anything interesting, something interesting
C. interesting anything, interesting something D. interesting something, interesting anything
( )50.A Kangaroo needs its tail for _______
A. push B. push off C. pushing D. pushing off
( )51.June 1st is _______ Day and September 10th is _______ Day.
A. Children’s, Teacher B. Children’s, Teacher’s C. Children’s, Teachers’ D. Children, Teachers’
( )52.After reading the book, we learnt ______ about amazing things.
A. quite more B. much more C. many D. too many
( )53.We should take turns _______ the passage.
A. reading B. to read C. read D. in reading
( )54.Elephants are ________ animals on land.
A. big B. bigger C. biggest D. the biggest
( )55. We are in the same class. Let’s ___________ friends.
A. am B. is C. are D. be
( )56. My bag is different _______ yours, but it is the same _____ hers.
A. with , with B. with , as C. from, as D. from, with
( )57. A: How often do you exercise? B: ___________.
A. Less than two hours B. Every day
C. Four times D. Three to six hours
( )58. A: Would you like some bread? B:____________.I am full.
A. Yes, please B. No, thanks. C. I don’t like D. Sorry
( )59. The year 1886 is in the century.
A. 17th B. 18th C. 19th D. 20th
( )60. He arrived _______ Shanghai ______ 6:00 ______ the morning of June 2nd.
A. at, at, in B. in, at, on C. in, at, in D. at, in, on
( )61. The book is very easy ____________.
A. read B. reading C. to read D. reads
( )62. ______ do you pay ________ the beautiful dress?
A. How many, to B. How many, for
C. How much, to D. How much, for
( )63. He sometimes ________ a picture, but now he __________.
A. draws, sings B. drawing, singing
C. draws, is singing D. is drawing, sings
( )64. Yesterday I ________ 400 yuan in buying the bike.
A. cost B. took C. spent D. paid
( )65. Our teacher ________ an interesting talk on Project Hope at the class meeting.
A. have B. has C. give D. gave
( )66. A balcony is ______ place ________ flowers in the house.
A. best, to grow B. the best, growing
C. best, growing D. the best, to grow
( )67. Would you like _________ bananas?
A. another B. any more C. some more D. one more
( )68. My parents _______born in Shanghai, but I ______ born in Nanjing.
A. was, was B. were, was C. were, were D. are, am
( )69. I can speak English ________, I am ______ at it.
A. good, well B. good, good C. well, well D. well, good
( ) 70. ______school is much larger than ______. Really?
A. Our, your B. Our, yours C. Ours, yours D. We ,you
( ) 71. I don’t like the colour of the T-shirt. Would you show me _____one?
A. other B. the other C. another D. others
( ) 72 Is the maths problem _______? Yes , I can work it out_______
A. easy, easily B. easy, easy C. easily, easy D. easily, easily
( ) 73. Mary is flying to France soon. She will arrive_____ Paris____ the morning
of July 9.
A. at, in B. in, on C. in, in D. at, on
( ) 74. _____ wonderful it is!
A. what B. How a C. what a D. How
( ) 75 Mum was ill. So I _____ at home.
A. have to stay B. had to stay C. have stay D. has stay
( ) 76 Walk ______ the shop. You’ll find the café.
A. through B. over C. past D. down
( ) 77. We stopped_______ , but heard nothing.
A. to listen B. to listen to C. listening D. to listening to
( ) 78. Is there _______ in today’s paper?
A. new anything B. new something C. anything new D. something new
( ) 79. That’s ______ bedroom.
A. Lucy’s and Lily’s B. Lucy and Lily’s C. Lucy’s and Lily D. Lucy and Lily
( ) 80. Tom, ______ Jack, ______ to school by bus every morning.
A. likes, go B. likes ,goes C. like, goes D. like, go
( ) 81. The girl is afraid __________.
A. at fly B. at flying C. of fly D. of flying
( ) 82. There ________ a class meeting this afternoon.
A. is going to have B. is going to be C. will have D. is going to has
( )83. Some shops _______8:00 a.m. and 8:00 p.m. in my hometown.
A. are open from B. are open at C. open from D. open between
( )84. Ask the boy not to make any ______ . The baby is sleeping .
A. voice B. sound C. noise D. singing
( )85. Tomorrow will be rainy, Kitty take the umbrella with her.
A. have to B. has to C. had to D. will have to
( )86. Which is your new house?
A. the way to B. the way C. the way to get D. the way getting to
( )87. I usually go to school .
A. by the bike B. by an bike C. on bike D. on the bike
( )88. The police caught the robbers .
A. at end B. in the end C. in last D. at the last
( )89. It’s very hard the swamp.
A. across B. cross C. to across D. to cross
( )90. This route is wrong .I will take one .
A. the other B. other C. another D. any other
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是U1到U3 最少25条! 高一英语必修一U1到U3的单词 U1,U2,U3是什么意思? 通过,u1/r1=u2/r2=u3/r3 是怎么得出:u1:u2:u3=r1:r2:r3, U代表什么电子元件电动车充电器电路图上的U1.U2.U3是指什么元件 如图所示电路,灯 L1,L2 均发光,U1,U2,U3 分别表示某时刻电压表如图所示电路,灯 L1、L2 均发光,U1、U2、U3 分别表示某时刻电压表 V1、V2、V3 的示数, 其关系正确的是( ) A、U1+U2=U3 B、U1=U2+U3 C 如图,L1.L2.L3两端电压分别为U1.U2.U3(3灯都发光),则下列正确的是( )A.U1=U2 B.U1=U3 C.U2=U3 D.U1<U3(还有原因哦 谢谢) 人教版小学三年级U1、U2、U3英语单词 如图所示电路中,电压表V1、V2、V3的示数分别为U1、U2、U3,电流表A1、A2的示数分别为I1、I2,那么下列关系式正确的是 [ ] A.U2=U1+U3,I1=I2B.U2=U1=U3,I1=I2C.U1+U2=U3,I1<I2 D.U2=U1+U3,I1>I2 我知道答 在放大电路中,测得几个三极管的电位U1,U2,U3分别为下列各组数值,判断他们是NPN管还是PNP管,是硅管还是锗管,并确定e,b,c.(1)U1=3.4v,U2=2.7v,U3=12v(2)U1=3v,U2=3.3v,U3=11v(3)U1=-11v,U2=-6v,U3=-6.7v(4)U1=8v,U2+14.8v,U3 如下图所示的电路,只闭合S1时电压表的示数为U1;只闭合S2时电压表的示数为U2;若S1、S2同时闭合,电压表示数为U3.关于三个电压值的大小关系正确的是A.U1= U2> U3 B.U1>U2= U3 C.U1+ U3>U2 D.U1= U3 u1 ,u2,u3,.哪个是输入电压.哪个是输出电压?或者说各自是啥电压? 模电实验题目在设计实验中,为了完成VO=U1+U2-2U3,最少需要几块运算放大器A.1 B.2 C.3 D.4 在设计实验中,为了完成VO=U1+2U2-2U3+3U4,最少需要几块运算放大器A.1 B.2 C.3 D.4 在两个灯泡串联的电路中,用三只电压表分别测各部分的电压,电路如图.已知v1.v2.v3三个电压表测出的值分别是u1.u2.u3,则它们的大小关系正确的是A.u1=u2B.u1=u2=u3C.u1+u2=u3D.u1+u2>u3 愁死我了,又是一道物理题!如图所示,当变阻器滑动头由a滑向b的过程中,三只理想电压表示数变化的绝对值分别为△U1、△U2、△U3,则:A、△U1=△U2+△U3B、△U2=△U1+△U3C、△U3=△U1+△U2D、△U1〉 关于三极管的题在放大电路中,三个点击对公共断电压为U1 U2 U3U1=3.5 U2=2.8 U3=12U1=3 U2=2.8 U3=6U1=6 U2=11.3 U3=12U1=6 U2=11.8 U3=12判断他们是PNP 还是NPN?是硅管还是锗管?确定E C 能说下方法吗? 三个相同的电阻(R1=R2=R3)连接成如图所示的电路,其每一个电阻的电压和电流相应为U1和I1;U2和I2;U3和I3正确的是A.U1=U2=U3 B.I1=I2=I3C.2U1=U2=U3 D.I1=2I2=2I3 在放大电路中,测得几个三极管的电位U1,U2,U3分别为下列各组数值,判断他们是NPN管还是PNP管,是硅管还是锗管,(1)U1=2.5,U2=-6,U3=1.8(2)U1=-4.7,U2=-5,U3=0就是主要讲一下怎么分别NPN和PNP,