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The MississippiThe Mississippi is a great river whose relationship with man goes way back beyond its discovery in the 16th century．The River Indians used it as a highway and as a source of food, and it was they who gave it its name－“misi”meaning“great”and“sipi”meaning“water”．When the length of its branch, the Missouri, is added to it, the Mississippi becomes greater． 1 ．From the source of the Missouri to the tip of the delta(三角洲), it is 2, 480 miles long．
Great rivers are likely to suffer floods．In 1927 the Mississippi flooded 26 thousand acres, sweeping away farms, towns, everything in its path．In 1938 its floods drowned or killed 200 people and made millions homeless．Today the river has largely been controlled． 2 ．
Industries have spread down some of the waterways of the delta, but otherwise the delta is a remote place, the homeland of a little colony of French Canadians that the British drove out of Nova Scotia in the 18th century．They still speak French, mixed with English, Indian, Spanish and Negro idioms．They keep to themselves, farming the rich soil of the delta． 3 ．
4 ．Pioneers who first reached its banks wondered not only where it went, but what lay beyond．In 1764 the French founded a city on the right bank of the river, and named it after their king, Louis XV．This city, named St．Louis, became the jumping-off(起点)place for the adventurous men and women who opened up the Great Plains, and the way to the Far West．
Some 40 years earlier, at the beginning of the 18th century, the French had founded another city just above the Mississippi delta, New Orleans． 5 ．New Orleans is one of the great ports of the world, and one of the greatest terminals for both sea and river traffic．
A．It was the Mississippi that made the city what it is
B．Levees, high banks built of earth, hold back the flood waters
C．Therefore, as we know, it's the third longest river in the world
D．It is known that the“Great Water”has also been a frontier river
E．However, they paddled up and down the Mississippi in their boats to seek their fortune
F．The“Great Water”always remains a threat, for the streets of the city are below the level of the river
G．They call themselves Cajuns, who have actually been leading fairly primitive lives and preserving their own traditions
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Are you truly happy? Do you ever know what it means to be happy and what it takes to achieve happiness? 1 The following are a few tips that I follow to create happiness in my life．
Make a plan for achieving goals that you believe will make you happy．Your moods will very likely increase if you are going after something you value．
Surround yourself with happy people．It is easy to begin to think negatively(消极地)when you are surrounded by people who think that way． 2
When something goes wrong, try to figure out a solution instead of being absorbed in self pity．Truly happy people don't allow setbacks(挫折)to affect their mood because they know that with a little thought they can turn the things back to their favor．
3 These few minutes will give you the opportunity to focus on the positive things in your life and will lead you to continuous happiness．
4 Whether you treat yourself to lunch, take a long, relaxing bath or simply spend a few extra minutes on your appearance, you will be subconsciously(下意识地)putting yourself in a better mood．
Finding the humor in situations can also lead to happiness．Find a way to make light of a situation that would otherwise make you happy．
Keeping healthy is another way to achieve happiness． 5
A．What makes one person happy may be very different from what makes someone else happy．
B．On the contrary, if you are around people who are happy， their emotional state will be easily passed to you．
C．Being overweight or not eating foods containing nutrition have a negative effect on your mood．
D．These are important questions for anyone who is seeking happiness to ask themselves．
E．Spend a few minutes each day thinking about the things that make you happy．
F．There are some tips in life that lead to happiness．
G．It's also important to take some time each day to do something nice for yourself．
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Weight loss is a hard topic．Lots of people aren't satisfied with their present weight, but most
people aren't sure how to change it．You may want to look like the models or actors in magazines or on TV, but those goals might not be healthy or realistic for you． 1
So what should you do about your weight control?
2 The best way to find out if you are at a healthy weight or if you need to lose or gain weight is to talk to a doctor or dietitian(营养学家)． 3 If it turns out that you can benefits from weight loss then you can follow a few of the simple suggestions listed below to get started．
4 People who lose weight quickly by crash dieting or other extreme measures usually gain back all of the pounds they lost, because they haven't permanently(永久地)changed their habits．Therefore, the best weight management ways are those that you can maintain(保持)for a lifetime．
Small changes are a lot easier to stick with(坚持)than large ones．Try reducing the size of what you eat． 5 Once you have that done, start gradually introducing healthier foods and exercise into your life．
It's a good idea to maintain a healthy weight because it's just that：healthy．
A．Try giving up regular soda for a week．
B．Weight management is about long-term success．
C．Try to pay attention as you eat and stop when you’re full．
D．Besides, no magical diet will make you look like someone else．
E．Changing from whole to nonfat or low-fat milk is also a good idea．
F．Being healthy is really about being at a weight that is right for you’
G．They will compare your weight with healthy standards and help you set goals．
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1 People use money to buy food, furniture, books, bicycles and hundreds of other things they need or want．When they work, they usually get paid in money．
Most of the money today is made of metal or paper． 2 One of the first kinds of money was shells．
Shells were not the only things used as money．In China, cloth and knives were used．In the Philippine Islands, rice was used as money for a long time．Elephant tusks, monkey tails and salt were used as money in parts of Africa．
The first metal coins were made in China．They were round and had a square hole in the centre． 3
Different countries have used different metals and designs for their money． 4 Sweden and Russia used copper(铜)to make their money．Later some countries began to make coins of gold and silver．
But even gold and silver were inconvenient if you had to buy something expensive．Again the Chinese thought of a way to improve money． 5 The first paper money looked more like a note from one person to another than the paper money used today．
Money has had an interesting history from the days of shell money until today．
A．The first coins in England were made of tin(锡)．
B．But people used to use all kinds of things as money．
C．No one knows for certain when people began to use money．
D．People strung(串连)them together and carried them from place to place．
E．Money, as we know, is all made of paper．
F．They began to use paper money．
G．Today anyone will accept money in exchange for goods and services．