【图文】开关电源的基础知识,学习下吧

1、 Jack: No. I'm going to Australia. I went to Japan two years ago.A. How long have you been here?B. When is your holiday?C. When are you leaving for Australia?D. How long do you plan to stay her e?66. Mary _ passing the entrance examination.A. succeededB. succeeded inC. succeeds inD. succeeds67.

2、Tell the child not to drink _ water.A. boiledB. boilC. boilingD. boils68. i set _ tomorrow on my journey to America.A. onB. upC. toD. out69. The shop owner would _ his money every day.A. countB. count forC. count outD. counting70. The old lady devoted her lifetime _ the homeless children.A. to helpB

3、. to helpingC. helpingD. for help答案:61-70 DAACB BCDAB71. Tom: Would you like me to water your plants while you're on your holiday?Joe: _A. No problem. I was more than glad to do it.B. I appreciate it, but I'm already finished watering them.C. Thanks for offering your help, but my brother'

4、;s going to do it.D. Certainly watering plants is my favorite pastime.72. -Don't you think it's going to rain over the weekend?-_.A. I don't believeB. I don't believe itC. I believe not soD. I believe not73. I knew I should not accept anything from such a person but I found it d iffi

5、cult to turn down his _.A. planB. offerC. suggestionD. request74. -Do you mind my taking this seat? -_.A. Yes, sit down pleaseB. No, of course notC. Yes, take it pleaseD. No, you can't take it75. How I envy you _ your good luck!A. inB. ofC. toD. /76. This event was rather unusual, _?A. is itB. i

6、sn't itC. was itD. wasn't it77. We have _ books in our library.A. plenty ofB. great manyC. a great deal ofD. great number of78. The police saw the woman _ a bus and _ a taxi.A. get off get onB. get on get offC. get off get intoD. ge t on get into79. Do you mind _ how you succeed?A. if I go a

7、nd seeB. if I go seeingC. my going and seeD. my go to see80. The boy would have died, _ on him without delay.A. if the doctor didn't operateB. if the doctor wouldn't operateC. would the doctor not operateD. had the doctor not operated答案:71-80 CDBBD DACAD81. Only when _ in 1918, _ happily bac

8、k to work.A. the war was over he wentB. was the war over did he goC. the war was over did he goD. was the war over he went82. -Who telephoned just now?-Sorry. I couldn't _ the voice.A. recognizeB. realizeC. knowD. understand83. He had _ in finding Mr. Green's house.A. many difficultiesB. man

9、y difficultyC. much difficultiesD. much difficulty84. I don't want to _ money on such books.A. costB. payC. spendD. take85. -Thank you for your help. -_.A. All rightB. That's rightC. You're rightD. That's OK86. The man is standing _ his back _ the fire.A. with toB. with againstC. on

10、forD. at of87. I looked everywhere in the house _ a key that had been lost.A. in searching forB. in search ofC. to searchD. searching of88. I insisted that he_ at once.A. leaveB. leftC. leavesD. leaving89. When will you _ me the money that was borrowed?A. payB. repayC. pay forD. repay for90. "D

11、o you have any clothes to _, Tom?" mother asked.A. washB. washingC. be washedD. washed答案:81-90 CADCD ABABC91. You may use the book as you like, _ you keep it clean.A. unlessB. so longC. as longD. so long as92. He _ the world record.A. failed to breakB. failed to breakingC. failed breakingD. fai

12、led br oken93. No _ what you say, _exists in three states.A. mattermattersB. mattermatterC. mattersmatterD. mattersmatters94. I wonder what time lunch is_ in your school.A. givenB. takenC. servedD. eaten95. The people in some countries _ freedom.A. longedB. long forC. longingD. longing for96. I _ al

13、l the bookshops in our town for the book I needed but I coul dn't get one.A. huntedB. foundC. looked forD. searched for97. A piece of _ music will make you happy.A. fondB. pleasedC. merryD. glad98. -You seem to get lost. Need help?- _A. Yes, would you please help me with the bag?B. Help me find

14、my key, please.C. Yes, give me a hand, please.D. I'm looking for Zhongshan Road.99. -I must apologize for _ ahead of time.-That's all right.A. letting you not knowB. not letting you know.C. letting you know notD. letting not you know100. The students are well _ the exam. They are sure to get

15、 good mark s.A. prepared forB. ready forC. preparedD. preparing答案:91-100 DABCB ACDBA101. Yesterday the president spoke on TV to the _.A. countryB. nationC. landD. state102. The nurse gave _ the sweets to the children.A. upB. offC. outD. in103. Remember to_ a stamp on the envelope before you post it.

16、A. putB. placeC. strikeD. stick104 John: Do you happen to have twenty dollars with you?Jack: _John: I want to buy a notebook.A. How do you want it?B. How much?C. What for?D. When can you pay me back?105. After school was over the boys _ their books and went home.A. put inB. put asideC. put awayD. pu

17、t up106. _ went to see the film yesterday.A. Every of themB. Both theyC. Nobody of themD. Not all of them107. The higher the birds flew, _ we could see them.A. less clearlyB. the less clearlyC. more clearD. more clearly108. With her long beautiful hair gone _ would be no use for the comb s.A. sheB.

18、theyC. thereD. it.109. Joe: Why don't you tell me a few things about your country?Ken: _A. Because I can't tell you many things at a timeB. I'm afraid I can't.C. Sure. What in general are you interested in?D. I don't know anything a bout that.110. -You look so worn-out!-i lay _ a

19、ll the night.A. wokeB. awakeC. sleptD. asleep答案:101-110 BCDCC DBCCB111. When you _ the book please return it to the library on time.A. get throughB. get alongC. look throughD. look up112. Both the man and his horse _ after the long ride.A. gave outB. worn outC. tired outD. run out113. You _ last nig

20、ht, but you went to the concert.A. must have studiedB. might studyC. should have studiedD. would study114. Teacher: You can't finish the book in less than an hour, I suppose?Student: _.A. Yes, I'm sure I canB. No, hardlyC. Sorry, I can'tD. I don't think I can115. Tom: My brother will be surprised when he opens this package I'm sendi ng.Jack: Why are you sending him a package?Tom: _.A. It's a new radioB. It's his birthdayC. It's very expensiveD. It's too late116. "Have a nice weekend!""