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1、.2015江苏省无锡市高考英语阅读理解一轮选练（1）及答案阅读理解-AFew laws are so effective that you can see results just days after they take effect.But in the nine days since the federal cigarette tax more than doubledto $1.01 per packsmokers have jammed telephone “quit lines” across the country seeking to kick the habit.This i
2、s not a surprise to public health advocates.Theyve studied the effect of state tax increases for years，finding that smokers，especially teens，are price sensitive.Nor is it a shock to the industry，which fiercely fights every tax increase.The only wonder is that so many states insist on closing their e
3、ars to the message.Tobacco taxes improve public health，they raise money and most particularly，they deter people from taking up the habit as teens，which is when nearly all smokers are addicted.Yet the rate of taxation varies widely.In Manhattan，for instance，which has the highest tax in the nation，a p
4、ack of Marlboro Light Kings，cost $10.06 at one drugstore Wednesday.In Charleston，S.C.，where the 7 cent a pack tax is the lowest in the nation，the price was $4.78.The influence is obvious.In New York，high school smoking hit a new low in the latest surveys13.8%，far below the national average.By compar
5、ison,26% of high school students smoke in Kentucky.Other low tax states have similarly depressing teen smoking records.Hal Rogers，Representative from Kentucky，like those who are against high tobacco taxes，argues that the burden of the tax falls on lowincome Americans “who choose to smoke.”Thats true
6、.But there is more reason in keeping future generations of lowincome workers from getting hooked in the first place.As for todays adults，if the new tax drives them to quit，they will have more to spend on their families，cut their risk of cancer and heart disease and feel better.【语篇解读】 烟草税增加后，取得了立竿见影的
7、效果许多烟民纷纷戒烟。然而有些地方却对此充耳不闻，中学生吸烟的比例居高不下。本文让我们意识到：从长远看，通过增加烟草税而使人们戒烟是泽被千家万户的大事。1The text is mainly about _.Athe price of cigarettesBthe rate of teen smokingCthe effect of tobacco tax increaseDthe differences in tobacco tax rate解析主旨大意题。本文主要谈论的是烟草税增加后取得的明显效果以及给人们带来的益处。A、B、D三项均为文章的某一方面。答案C2What does the a
8、uthor think is a surprise?ATeen smokers are price sensitive.BSome states still keep the tobacco tax low.CTobacco taxes improve public health.DTobacco industry fiercely fights the tax rise.解析事实细节题。由第三段第一句可知，唯 一让人吃惊的是，有些州对此充耳不闻，也就是继续保持低烟草税。答案B3Rogers attitude towards the lowincome smokers might be tha
9、t of _.Atolerance Bunconcern Cdoubt Dsympathy解析推理判断题。Roger认为高烟草税是把税收负担加到了低收入的烟民身上，故应该持同情态度。答案D4What can we learn from the last paragraph?AThe new tax will be beneficial in the long run.BLowincome Americans are more likely to fall ill.CFuture generations will be hooked on smoking.DAdults will depend
10、more on their families.解析推理判断题。由全文最后一句可知，增加烟草税促使烟民戒烟，可让他们有更多的时间与家人团聚，减少癌症和心脏病的发病率，从长远看，是一件有益的事情。答案A科普常识类Below is a selection from a popular science book.If blood is red，why are veins(静脉) blue?Actually，veins are not blue at all.They are more of a clear，yellowish colour.Although blood looks red when i
11、ts outside the body，when its sitting in a vein near the surface of the skin，its more of a dark reddish purple colour.At the right depth，these bloodfilled veins reflect less red light than the surrounding skin，making them look blue by comparison.Which works harder，your heart or your brain?That kind o
12、f depends on whether youre busy thinking or busy exercising.Your heart works up to three times harder during exercise，and shifts enough blood over a lifetime to fill a supertanker.But，in the long run，your brain probably tips it，because even when youre sitting still your brain is using twice as much
13、energy as your heart，and it takes four to five times as much blood to feed it.Why do teeth fall out，and why dont they grow back in grownups?Baby (or “milk”) teeth do not last long；they fall out to make room for bigger，stronger adult teeth later on.Adult teeth fall out when they become damaged，decaye
14、d and infected by bacteria.Once this second set of teeth has grown in，youre done.When theyre gone，theyre gone.This is because nature figures youre set for life，and what controls regrowth of your teeth switches off.Do old people shrink as they age?Yes and no.Many people do get shorter as they age.But
15、，when they do，it isnt because theyre shrinking all over.They simply lose height as their spine(脊柱) becomes shorter and more curved due to disuse and the effects of gravity(重力)Many (but not all) men and women do lose height as they get older.Men lose an average of 34 cm in height as they age，while wo
16、men may lose 5 cm or more.If you live to be 200 years old，would you keep shrinking till you were，like 60 cm tall，like a little boy again？No，because old people dont really shrink！It is not that they are growing backwardstheir legs，arms and backbones getting shorter.When they do get shorter，its because the spine h
