Although the word is hungry， it is even thirstier． While nearly 3/4 of the earth is （1）c with water， we are short of drinking water． This is because about 97% of the water on the earth is sea water．
How can we （2）a a serious water shortage？ First， we should save water and not waste it． Then， we should protect our water resources and not pollute them． Lastly， we should discover ways to reuse water． Scientists have got some achievements in this field． But people's need for water is increasing day by day． We （3）s don't have enough water． What else can we do？
The sea seems to have the best answer． There is （4）p of water in the sea， but we need to take the salt away from the sea water． This is very expensive． If scientists can find （5）c ways to do it， we can solve the problem of the shortage of water．
Friends bring joy and fun to our life． To most of us， it's always easy to make friends but hard to go on one more step closer to our friends． The tips below will help you．
●Be yourself with your friends
Sometimes your friends may find out that your true personality is completely different from what they thought it was． In order not to make them lose trust in you， find some proper time to tell them what you really often do and like to do． And they may understand you．
●Get through the difficult times with small tricks
People never know what kind of chocolate they are going to taste． It is true of life． When your friends taste the bad one， why not tell something funny about yourself， like "Am I like a round ball？" Hearing this， your friends may be happy again．The best friends may not always agree with each other and even have few words for days． Some small tricks like telling jokes or calling him or her nickname （绰号） may help you get along with your friends better．
●Find proper ways to communicate warmly
There is no doubt that people like to communicate with their close friends as often as possible．Remember those special days in your friends' lives．Sometimes you book a table to help celebrate your friend's birthday， but when you call her，she tells you her birthday is not that day．Don't make it happen and remember the exact date．Having regular activities also provides good chances to meet and chat with your friends．Make sure your friends will come and have fun．
阅读以上信息，用恰当的单词完成下面的短文，每空一词．
If you want to build a stronger friendship， please read the following suggestions． First， remember to be honest and open with your friends， and let your friends know your habit and（1） ．Second， life is full of ups and downs． When your friends are unhappy， you can tell something funny about the shape of your own （2） to cheer them up．You can play small tricks when your friends and you are not in（3） ．Third，it's always meaningful to contact your friends often．Every important day in your friend's life counts．Make sure the date you remember is（4） your friend's important day．What's more，organize some activities and invite your friends to join you．In a word，the tips above can（5） ，and your friendship will last forever．
A man had a garden． He planted a rose and watered it c（1） ． Before the rose blossomed （盛开），he noticed many thorns （刺） around the bud （花蕾） and he thought，"H（2） can any beautiful flower come from a plant with so many sharp thorns？" Because of this i（3） ， he lost interest in this kind of plant， then he gave up watering the rose． And just b（4） it was ready to blossom， it died．
Good qualities are just like roses． There is a rose in e（5） spirit． The good qualities planted in us at birth， grow among the thorns﹣our weaknesses．Many of us look at o（6） and we only see our weaknesses．We lose heart，thinking that n（7） good can possibly come from us．We give up watering the roses in us， and slowly they die． We never realize the g（8） of being able to find out our good qualities．
Someone may not see the rose in himself，so we need to help him d（9） the rose．With love， we can accept a person into our life，even though we know his true weaknesses．At the same time，we should e（10） him to face his weaknesses bravely and correct them． Then he will blossom many times．
Our lives changed tracks the day our son was born． We （1）w whether we should move back to our home country Brazil． I remember looking down at our newborn baby and thinking about how different his life would be there．
During the ten years away from my big family and my culture， I missed the delicious foods，samba，Brazilian jujitsu（柔术）， and sunny skies．My wife （2）m our homeland too．As a musician，it would be （3）e for her to do her work in Brazil． But in the United Kingdom， I had the funding and lab resources for my research． Would such a move be a disadvantage to my career？
A few weeks later， my brother called from Brazil， telling me that our father had passed away． The great happiness I felt about my son’s birth suddenly gave way to deep （4）s ． We had no doubt it was the right time to （5）r to Brazil． We applied for the professor positions at a university in our hometown and （6）b received offers．
（7）H ， it wasn’t easy getting started with my research in Brazil． I didn’t receive any startup funding for my lab． Now， thanks to Brazilian funding， I have a team of bright young scientists and can （8）a expensive lab resources．
We are living the lives we wanted to liveworking on rewarding research and feeling closer to our family and （9）c in our home country． My son is growing up close to his cousins． I take up Brazilian jujitsu training， which I haven’t been able to do during my years （10）a ． My wife and I feel happy to find a way home．
Dear Peter，
I'm so excited． Guess what﹣it's my Dad's 40th b（1） next week，so we're going to London to celebrate it! Cool， ch？
We're flying over on Thursday evening．As soon as we a（2） ，we'll go on a tour of the city． We'll take a trip on the River Thanes， which divides the city into two parts． This way， we can see almost every place of i （3） in London．
On F（4） morning， we're going to the Tate Modern． Since it's not f（5） from our hotel， we're going to the London Eye． I can't w（6） to see the Houses of Parliament from up there!
Saturday is for s（7） ． Mum advises me to buy a teddy bear for my cousin as a p（8） ．We're going to Portobello Road in the morning．Then in the afternoon，we'll visit Harrods﹣ the most famous shop in London! Dad's not very happy about it， but I'm sure he'll e（9） it when we're there．
On Sunday morning， we're going to Hyde Park，and we're going home by p（10） in the afternoon．
It's my dream trip ﹣and it's happening!
Hope everything's OK with you．
Lots of love，
Cynthia
It was Monday morning， and the writing class had just begun． Everyone was silent，waiting to see （1）w would be called to read his or her article aloud．Some of us were confident and couldn't wait to take （2）p in the class activity；others were nervous．I had done my homework，but I was shy ﹣ I was （3）a to speak in front of a large group of people．At that moment， I remembered that my father（4）o said， "The classroom is a place for learning and that （5）i learning from textbooks， and mistakes as well．" Immediately， I raised my hand．