题目内容
10．He didn't go on working in the firm．In other words，he resignedfrom the firm．分析 他没有继续留在那家公司工作，换句话说，他辞去了该公司的职务．
解答 答案：resigned
根据句意以及首字母的提示可知，此处在句中作谓语，意为：辞职；故用动词resign的某种形式；由于此处解释的是前一句的意思，故此处应与前一句使用相同的时态，即用一般过去时；故填resigned．
点评 做首字母填空题时，可根据句意以及首字母的提示判断出空缺处的意思，从而确定出要填的单词；然后从语法分析的角度，确定出应填单词的形式；因此在平时的学习中，除了应牢固记忆单词的拼写之外，还要熟练掌握一些语法知识．
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1．Like most creatures on earth，humans come with a circadian clock （生物钟）．Even though an average adult needs eight hours of （41）B a night，there are"short sleepers"，who need far （42）D sleep，and morning people，who always get up early．Then there are the rest of us，who （43）C alarm clocks to get up in the morning．
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To start，move up your wake-up time （49）C 20minutes a day．If you （50）B rise at 8a．m．，but really want to get up at 6a．m．，set the alarm for 7：40on Monday．The next day，set it for 7：20and so on．（51）D，after you wake up，don't （52）C in bed．In theory，you'll gradually get（53）B about 20minutes earlier each night．Besides，（54）B has a very special relationship with our brain．So turn off the computers and televisions to （55）D extra light exposure as it is near bedtime．
（56）C light exposure，another big（57）D for a would-be morning person is the weekend．Sleeping late on Saturday sends the （58）A an entirely new set of scheduling．By Monday，a 6a．m．alarm will feel like 4a．m．（59）B biology has a kind of memory of Saturday's staying-up late．This might totally（60）C a week's effort．
For those who want to get up early and don't depend on the alarm clock，there is（44）A．Actually，sleep experts say that with a little self-control，（45）B people can reset （重置） their circadian clocks．But it's not as simple as forcing yourself to go to（46）D earlier．You need to produce a sort of jet lag （时差） but you don't have to （47）C your time zone．And stick it out until your body （48）B resets itself．
To start，move up your wake-up time （49）C 20minutes a day．If you （50）B rise at 8a．m．，but really want to get up at 6a．m．，set the alarm for 7：40on Monday．The next day，set it for 7：20and so on．（51）D，after you wake up，don't （52）C in bed．In theory，you'll gradually get（53）B about 20minutes earlier each night．Besides，（54）B has a very special relationship with our brain．So turn off the computers and televisions to （55）D extra light exposure as it is near bedtime．
（56）C light exposure，another big（57）D for a would-be morning person is the weekend．Sleeping late on Saturday sends the （58）A an entirely new set of scheduling．By Monday，a 6a．m．alarm will feel like 4a．m．（59）B biology has a kind of memory of Saturday's staying-up late．This might totally（60）C a week's effort．
| 41．A．rest | B．sleep | C．exercise | D．work |
| 42．A．deeper | B．longer | C．more | D．less |
| 43．A．focus on | B．believe in | C．rely on | D．set in |
| 44．A．hope | B．doubt | C．difficulty | D．support |
| 45．A．other | B．most | C．few | D．no |
| 46．A．school | B．church | C．work | D．bed |
| 47．A．count | B．abandon | C．leave | D．forget |
| 48．A．shape | B．clock | C．building | D．language |
| 49．A．for | B．with | C．by | D．to |
| 50．A．rarely | B．regularly | C．constantly | D．temporarily |
| 51．A．Otherwise | B．However | C．Therefore | D．Then |
| 52．A．sleep | B．eat | C．stay | D．read |
| 53．A．awake | B．sleepy | C．tired | D．lazy |
| 54．A．bedtime | B．light | C．computer | D．television |
| 55．A．seek | B．ignore | C．shelter | D．avoid |
| 56．A．As for | B．Instead of | C．Apart from | D．Due to |
| 57．A．change | B．schedule | C．chance | D．challenge |
| 58．A．brain | B．soul | C．spirit | D．mind |
| 59．A．unless | B．because | C．although | D．until |
| 60．A．save | B．replace | C．ruin | D．reward |