(1)The more young students worked, the more __________(energy) they become.

(2)I apologized to him, for I did it out of __________(curious).

(3)Tu Youyou, a Chinese woman scientist __________(award) the Nobel Prize for her great contributions to science.

(4)They __________(seek) their fortune to support their families last year, but in vain.

(5)The ability to keep calm is one of his many __________(strong).

(6)Sharing your sadness with someone who you trust is __________(benefit) to your mental health.

(7)You’d better keep a __________(balance) diet for the benefit of your health.

(8)The other day Mark __________(lie) to his teacher that he ___________(lie) down on the bed for the whole day .

(9)You simply ask her to apply for a library card, which will permit you __________(take) books out regularly.

  "What would it be like if we had no electricity?" I asked at the dinner table when I wasI'd just finished 61. ________ (read) some science fiction books that had sparked the idea. We had an interesting 62.________ (discuss) and Dad agreed that we could try 63.________ (turn) off the power to the whole house for a weekend to see how we'd go.

     A few weeks later, an unusually and 64.________ (strange) early snowstorm knocked the power out for three days. Be careful what you wish for! We had 65.________ chance to learn just how 66. ________ (depend) we were on electricity. We built a fire for warmth and cooking (Morn even made French toast over the fire); we collected water from the spring and melted snow; we played games and read books. We 67.________ (light) candles at night and everyone went to bed early. It was fun. We knew this outage would be over in a few days and so a lot of household tasks were set aside to wait 68.  ________the lights came back on. But I wonder what would happen now if the power went out for a day or two. If 69.________, everyone would have to share skills and resources. I for sure need to build up friendships with farmers and hunters 70.________ can bring me food. And I'd probably get out of the city to a place where there's some flowing water and garden space.

Last weekend as I was riding in the bike lane alongside the truck, we reached a crossing and it turned to the right,   (1)  (hit) me and my bicycle. Even more upsetting was the fact   (2)   the driver didn’t stop afterward.   (3)  (luck), I was not injured and my bicycle was damaged, but still usable.

Even days after I reported the event to the police, they failed to   (4)  (proper) solve this situation or even return my calls. Eventually, I decided   (5)  (contact) University Student Legal Services for help about this matter. The small damage may not seem worth all   (6)   trouble, but what if I had been seriously   (7)  (injure)? Will anyone see punishment for breaking traffic laws and damaging my property?

Unfortunately, my experience is common, and   (8)  (accident) between bikes and cars occur far too often. A comprehensive study   (9)  (report) that of the nearly 3,000 cyclist-motorist crashes that occurred between 2000 and 2010, about 20 percent were hit-and-runs.

Bicycles are held to the same standards as motor vehicles in most cases,   70__   means that cyclists must obey all the traffic rules, and also have the right to get damages in the accidents. I urge both cyclists and motorists to become familiar with their rights and duties when sharing the roads.

Marco Polo travelled across Europe and Asia with his father, ________71 wanted to do trade with the Chinese. Eventually, they arrived in Beijing. At that time, China ___________ (rule) 72  by the Yuan Dynasty Emperor,Kublai Khan. Marco was amazed  __________(find) 73  how beautiful and powerful China was and how__________ (impress)74 Beijing and the Emperor’s Palace were. It also surprised and even __________(confuse) 75 him to see paper money ______76 (use) in the markets and black stones serve as fuel.

In 1291, after 17 years of service_______77 the Emperor, Marco returned to Italy as a very wealthy man. Unfortunately, a local war broke out and he was caught and put into prison. _________78, Marco was lucky enough to meet _________79  prisoner who enjoyed listening to his _______80  (story) about China and wrote a book called The Description of the World.

 阅读下面材料，在空白处填入适当的内容(1个单词)或括号内单词的正确形式。

    Polar bears are suffering in a61.         (warm) world than ever before.

   Polar bears live in environments too cold for most animals.Formuch of the year,

they live on the62.            (freeze)Arctic sea ice. Nature has preparedthemfor the

cold conditions. But nothing has prepared the bears for the danger 63.           threats

the only home they know.

The polar bears’ world is melting. Studies show that the polar ice has reduced by 9.8% every 10 years 64.       1978. Now about 20000 to 25000 polar bears live in the Arctic. Polar bears depend on the sea ice for65.        (them)survival.“The sea ice66.     (be)the onlyplatform that the bears walk over,”says Andrew Derocher,a scientist who studies North American polar bear populations.“67.________it, they can’t exist.”

Some melting and refreezing of the polar ice is natural.Butin a warmer world, these

阅读下面材料，在空白处填入适当的内容（1个单词）或括号内单词的正确形式．

　　When Dan Shaw gets up from the sofa in his home，Cuddles____61____（be）never far away．When he wants to go outside，he doesn’t take Cuddles out for a walk—Cuddles takes him for a walk．Cuddles is____62____（clear） no ordinary family pet．It is____63____two—foot—high small horse and serves as the guiding eyes of Shaw，____64____is blind．

　　When Shaw lost his sight，he heard of a program about the tiny guide horses．He learned that the horses possess many qualities that make them an excellent choice for____65____（guide） people．They are clean，friendly，smart and have great memories．They can be trained to remain calm in noisy and crowded places．____66____（good） of all，they live for 25-35 years，which would enable Shaw to have the same guide____67____（company） for most or all of his life．

　　Shaw immediately applied to be and was accepted as the first person____68____（receive） a guide horse．The instant he met Cuddles，he knew he was making the right choice．Then he began his training．

　　Through training，Shaw and Cuddles learned to find their way on busy streets，step over curbs（便道沿儿） and find elevator buttons．They got along_____69___any difficulties．Now Shaw is____70____（confidence） that Cuddles will change his life for the better．

We have neighbors whose adult son has been living with them since   (1)  (lose) his job over 5 years ago. He is the 5^th child of 6 and he has struggled throughout his life.

His dog died in early July and the loss has affected him   (2)  (deep). He built his daily life around the do walks and made relationships in the neighborhood with other dog   (3)  (walk).

His parents do not want him to get another dog because they want his schedule to be more flexible    (4)  (find) a job and want him not to worry about walking the dog. It is    (5)   hard situation. I can see he is depressed and lonely without his dog.  

First I tried to help by including him with my family for walks with our dogs. Then I   (6)   (think) maybe something else would help.

So I drove him to the local humane society,  (7)   is a direct and fairly short bus ride from his place, and he agreed ___  (8)   (volunteer) to help walk and love the animals there. He refused at first but after only one week he has already told us about   (9)   much they need his help. He seems to have a purpose. I am pleased that he got himself out and I am more pleased that he feels    (10)  (use) and valued. That is so important for all of us.