Watching a family of chimps wake up is our first activity of the day. This means going back to the place 1 we left the family 2 in a tree the night before. Everybody site and waits in the 3 of the trees while the family begins to wake up and move off. Then we follow as they wander into the forest. Jane warns us that our group is going to be very tired and dirty by the afternoon and she is right. However, the evening makes it 4 . We realize that the 5 between members of a chimp family is as strong as in a human family.
Indeed, Yuan Logping’s 6 face and arms and his slim, strong body are just like those of millions of Chinese farmers, 7 whom he has struggles for the past five decades.
As a young man, he saw the great need for increasing the rice 8 . Dr. Yuan searched for a way to increase rice harvests without 9 the area of fields. Thanks to his research, the UN has more tools in the 10 to rid the world of hunger. Using his hybrid rice, farmers are producing harvests twice as large as before.
阅读下列短文，根据短文内容填空，在未给提示词的空白处仅填写1个适当的单词，在给出提示词的空白处用括号内所给词的正确形式填空。
On the first day of my first grade, I stood by the door with butterflies in my stomach. I ________ (voice) my biggest concern to my mother. "How will I make friends?" She handed me advice. "Be yourself." For the past 20 years. I have lived by these words. Soon I will graduate and become part of the real world. Nervously ________ (face) challenges. I know I will whisper to ________ (I) the two simple words "Be yourself".
She looks like any other schoolgirl, fresh-faced and full of life. Sarah Thomas is looking forward to challenge of her new A-level course .But unlike school friends ,16-year-old Sarah is not spending half-term 6 1 (real)Instead, she is earning ＄6500 a day as 6 2 model in New York.
Sarah 6 3 (tell) that she could be Britain's new supermodel ea rn ing a million dollars in the new year. Her father Peter44,want her to give up school to model fulltime But Sarah, 6 4 has taken part in shows along with top models wants 6 5 (prove) that she has brains as well as beauty she is determined to carry on with her 6 6 (educate).
She has turned down several 6 7 (invitation) to star at shows in order to concentrate on her studies After school she plans to take a year off to model full time before going to university to get a degree 6 8 engineering or architecture.
Sarah says, "My dad thinks I should take the offer now. But at the moment, school 6 9 (come) first. I don't want to get too absorbed in modeling. It is 7 0 (certain) fun but the lifestyle is a little unreal. I don't want to have nothing else to fall back on when I can't model my more."
In 1863the first underground passenger railway in the world opened in London. It ran for just under seven kilometers and allowed people to avoid terrible __61__(crowd) on the roads above as they travelled to and ___62__ word. It took three years to complete and was built using an interesting method. This included digging up the road, ____63___(lay) the track and then building a strong roof over___64___ top. When all those had been done, the road surface was replaced.
Steam engines ___65__(use) to pull the carriages and it must have been___66__(fair)unpleasant for the passsengers, with all the smoke and noise. However, the railway quickly proved to be a great success and within six months, more than 25,000 people were using___67__ every day.
Later, engineers ____68___(manage) to construct railways in a system of deep tunnels (隧道）, which became known to the tube. This development was only possible with the ___69___ (introduce) of electric-powered engines and lifts. The central London Railway was one of the most ___70___(success) of these new lines, and was opened in 1900. It had white-painted tunnels and bright red carriages, and proved extremely popular with the public.
There has been a recent trend in the food service industry toward lower fat content and less salt. This trend, which was started by the medical community（医学界） 61 a method of fighting heart disease, has had some unintended side 62 (effect) such as overweight and heart disease-the very thing the medical community was trying to fight.
Fat and salt are very important parts of a diet. They are required 63 (process) the food that we eat, to recover from injury and for several other bodily functions. When fat and salt 64 (remove) from food, the food tastes as if is missing something. As 65 result, people will eat more food to try to make up for that something missing. Even 66 (bad), the amount of fast food that people eat goes up. Fast food 67 (be) full of fat and salt; by 68 (eat) more fast food people will get more salt and fat than they need in their diet.
Having enough fat and salt in your meals will reduce the urge to snack(吃点心) between meals and will improve the taste of your food. However, be 69 (care) not to go to extremes. Like anything, it is possible to have too much of both, 70 is not good for the health.
In much of Asia,especially the so-called＂rice bowl＂ cultures of China,Japan,Korea, 41Vietnam,food is usually eaten with chopsticks.
Chopsticks are usually two long,thin pieces of wood or bamboo.They can also be made of plastic,animal bone or metal.Sometimes chopsticks are quite artistic.Truly elegant chopsticks might 42 (make)of gold and silver with Chinese characters.Skilled workers also combine various hardwoods and metal 43 (create)special designs.
The Chinese have used chopsticks for five thousand years.People probably cooked their f ood in large pots, 44 (use)twigs( 树枝 )to remove it.Over time, 45 thepopulation grew,people began cutting food into small pieces so it would cook more quickly.
Food in small pieces could be eaten easily with twigs which 46(gradual)turned into chopsticks.
Some people think that the great Chinese scholar Confucius, 47 lived from roughly 551 to 479 B.C.,influenced the 48 (develop)of chopsticks.Confucius believed knives would remind people of killings and 49 (be)too violent for use at the table.
Chopsticks are not used everywhere in Asia.In India,for example,most people traditionally eat 50their hands.