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根据短文内容，从短文后的选项中，选出能填入空白处的最佳选项。选项中有两项为多余选项。
Four Steps to Better LearningSheela and Nisha had almost the same level of intelligence and came from similar family backgrounds．Sheela found it hard to memorise a poem for an oral test while Nisha did it without any difficulty． 1 Why was there a difference?
The answer is ： Nisha just knew how to learn better than Sheela did． 2 Here are four steps to better learning．
Preview the matter first．Scan or skim over a material quickly．Read the first sentence of each paragraph, glance at the table of contents and the preface．
3 Speed reading is fine for the easy material．But for more complex works, slower reading is much more effective．Good learners actively think about what they read and assimilate(吸收)it．
Be focused．To improve concentration and focus, fix a particular time and place for studying．Use a variety of methods, like writing down what you’ve read, taping it and then listening to it, making an outline or even drawing a diagram． 4 It will improve your learning capacity(能力)．
5 Each person has his own way of learning．If given the pieces of an object to assemble(聚集), each of us uses a different method to arrive at the same result．Analyse your approach and follow the method that you feel most comfortable with．
A．Follow your own learnign style．
B．Slow down and read it aloud to yourself．
C．Take a break if you become too tense or tired．
D．Turn to your heroes or tutors for advice and follow their advice．
E．She increased the capacity of her brain by applying some skills．
F．She only scanned a new poem twice before reciting it from memory!
G．Nisha had a better intelligence than Sheela, which was not true in fact．
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语法填空
The hostess was to have a party and entertain guests at home．She busied herself so early in the morning, cleaning the house．She was so tired 1 she felt pain in her waist and on the back．Drops of sweat fell from her forehead．She did not finish cleaning the house 2 dusk．
3 (look)at the clean and tidy drawing room, she released a sigh with a smile on her face．The guests were coming! Entering the drawing room, they 4 (attract)by the fresh flowers．Surprisingly pleased, they cheered in praise, "Oh, what beautiful flowers!"
"How colorful and fragrant!"
"Just a look at it, and life is full of pleasure!"
Then they went on to express their thanks 5 the hostess for her 6 (delicate)arranged flowers．
With an embarrassed smile, the hostess said," I am glad you like it．Thank you for your praise．I was 7 bit surprised about it．I 8 make detailed arrangement for your honor．I was busy the whole day cleaning and mopping．As to the flowers in the vase, it is a piece of cake．I did it by just lifting my hand．Now you are 9 (aware)of my hard work and praise 10 highly for my easiest effort．It is beyond my expectation．"
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根据短文内容，从短文后的选项中选出能填入空白处的最佳选项。选项中有两项为多途选项。
Laser(激光)is short for Light Amplification by Stimulated Emission of Radiation．Laser light is different from daylight or electric lights．Industry put lasers to work almost immediately after they were invented in nineteen sixty． 1 ．
The first medical operation using a laser took place the year following its invention．Doctors Charles Campbell and Charles Koester used a laser to remove a tumor from a patient's eye at Columbia-Presbyterian Hospital in New York City． 2 ．
Lasers have made measurement an exact science．Astronomers have used lasers to measure the moon's distance from Earth． 3 ．For example, drawing a perfectly level straight line on a construction site is easy using a laser．
4 ．And the jewelry industry uses lasers to write on the surface of the world's hardest substance, diamonds．
Lasers are found in many products used almost everywhere．Over one hundred years ago, writers imagined that beams of light could be powerful weapons．Today, lasers guide missiles and bombs．American defense companies are working on giant laser guns recognizable to science fiction fans everywhere． 5 ．
Scientific American magazine says huge lasers turn only about twenty to thirty percent of the energy they use into a laser beam．The rest is lost as heat．
That has not stopped scientists from working to perfect powerful lasers that, one day, may be able to shoot missiles out of the sky．
A．But weapons were not the first to use it on the list．
B．All lasers have several things in common．
C．Mappers and builders use laser technology every day．
D．But there are technological difficulties．
E．Lasers have also changed the way we communicate．
F．Manufacturers have used lasers for years to cut and join metal parts．
G．Since then, doctors have used lasers to cut and remove tissue safely with little risk of infections．