题目内容

3._______ this sentence a second time,the meaning will become clear to you.(  )
A.If readingB.When you readC.ReadingD.Read

分析 当你把这个句子再读一遍,意思会很清晰.

解答 答案:B.根据句意:当你把这个句子再读一遍,意思会很清晰.再通过分析句子结构,其中含有一个时间状语从句,表示"当…时候",A选项缺主语,C选项和D选项和句子主语不存在逻辑上的关系,故排除,故选B.

点评 本题考查时间状语从句的连接词,在充分分析句型再结合语义的基础上便能选出正确答案,同时要注意其他选项的排除.

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14.About five years ago,an American electrical engineer named Scott Brusaw and his wife Julie came up with the idea of putting solar panels(控制板)on the ground rather than the roof.Then they began to develop the Solar Roadway.The Solar Roadway is an intelligent road that provides clean renewable energy using power from the sun while providing safer driving conditions,along with power and data delivery.They predict that the Solar Roadway will pay for itself through the generation of electricity along with other forms of income and that the same money that is being used to build and resurface current roads can be used to build the Solar Roadways.
Each Solar Road Panel measures roughly 4 meters by 4 meters and contains a microprocessor that monitors and controls the panel,while communicating with neighboring panels and the vehicles travelling overhead.The inventors suggest that this provides a communications device every 4 meters on every road,which could be used for example to warn drivers of cars which are moving across a centre line and various other speed control problems.The top of the Solar Road panels is made of super-strong glass that would offer vehicles the tractions(抓地力)they need.
According to the inventors,the Solar Roadway creates and carries clean renewable electricity and therefore electric vehicles can be recharged at any conveniently located rest stop,or at any business that has paved Solar Road Panels in their parking lots.
The inventors say their Solar Roadway has many functions and advantages from main roads to driveways,parking lots,bike paths,sidewalks and runways.The Federal Highway Administration has given Brusaw$100,000 to develop the invention and Brusaw hopes to build a smart-road parking lot in the coming spring.
71.In the inventors'opinion,the Solar RoadwayD.
A.is too expensive to build at present           
B.will bring them a large sum of money
C.can provide as many data as present computers   
D.costs no more money than current roads
72.The underlined word"they"in Paragraph 2 refers toC.
A.the panels      B.the inventors        C.the vehicles    D.the researchers
73.The Solar Roadway includes all the following advantages exceptA.
A.helping drivers communicate with each other while driving
B.providing safer driving conditions
C.creating and carrying clean renewable electricity
D.warning drivers of various speed control problems
74.It can be inferred from the text thatB.
A.the Solar Roadway has already been put into use 
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C.$100,000 is only enough to build a smart-road parking lot
D.future electric vehicles can be charged anytime and anywhere
75.What can be the best title for the text?B
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C.The influence the Solar Roadway has on people   
D.The Solar Road-a much faster road.
15.He must have been completely lost in something he was reading because I had to tap on the windshield to get his attention."Is your cab available(可用的)?"I asked when he finally looked up at me.He nodded,then said apologetically as I settled into the back seat,"I'm sorry,but I was reading a letter."He sounded as if he had a cold."I am not in a hurry,"I told him."Go ahead and finish your letter."He shook his head."I've read it several times already.I guess I almost know it by heart.""Letters from home always mean a lot"I said.
"This isn't family,"he replied."although it might just as well have been family.Old Ed was my oldest friend.In fact,we used to call each other‘Old Friend'-when we'd meet.I'm not much good at writing."
"I don't think any of us keep up our   correspondence  too well,"I said."I know I don't,but I take it he's someone you've known quite a while?""All my life.We were kids together,went to school together and all the way through high school.""There are not too many people who've had such a long friendship,"I said."Actually,"the driver went on,"I hadn't seen him more than once or twice year over the past 25or 30years because I moved away from the old neighborhood and you kind of lose touch even though you never forget."
"You said‘was'.Does that mean---?"he nodded."A couple of weeks ago.""I'm sorry"He didn't say anything more,and we rode on in silence for a few minutes.But I realized that Old Ed was still on his mind when he spoke again,almost more to himself than to me.""I should have kept in touch with him.""Well,''I agreed,"we should all keep in touch with old friends more than we do.But things come up and we just don't seem to find the time."
When I got to my hotel room I didn't unpack right away.First I had to write a letter--and mail it.

46.Why did the driver said sorry when the writer settled into the back seat?BecauseB
A.he didn't want to take the passenger
B.he didn't notice the writer
C.he had a cold and could not speak
D.he didn't feel well
47.What is the meaning of the underlined word"correspondence"?A
A.Exchanging letters.      B.Friendship.  
C.Relationship.            D.Work.
48.Which of the following is right?B
A.The writer doesn't know what happened.
B.The writer understands the d river.
C.The driver left his best friend because they quarreled.
D.The driver doesn't care about his friend.
49.What can you conclude from the passage?C
A.The driver is out of touch with his old friend for at least 25years.
B.The driver doesn't like to read the letter.
C.The driver's friend must have died.
D.The driver's friend must be angry with the driver because he doesn't like to write
letters.
50.Why did the writer write a letter and mail it right away when he got to the hotel room?B
A.He has the habit of writing letters•
B.He doesn't want to make the same mistake as the driver.
C.His family asked him to do so.
D.He misses his friends very much.

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