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-优题课

Thank you very much for your letter. Your trip sounds exciting! I can’t wait_______ hear what Africa is like.
Since my last letter to you, I had a little adventure ___ my own. Early this month, my mother and I took____ flight to Dun Huang, in the north-west of China. The desert out there was really quite amazing. I had never seen so much sand in my life! _____ we were there, we arranged with a tour company to ride camels. I was very excited_____ this was the first time I had seen one up close. We had hoped that we would get to see some other wildlife on our trip,_____ sadly we didn’t.
Since you are going to the Sahara, I have some advice-----be sure to bring a large hat and a shirt with long sleeves,_____you’ll need for protection. The sun can be_____brilliant that you’ll need to keep covered or you’ll get burnt-----my cheeks ___so red for days after my trip. And another thing, you’ll need to keep a good_ of water with you, since it is so dry and hot.
I am sure you’ll have a nice trip. I look forward to receiving your postcards!
Best wishes
Aihua

【原创】A friend's grandfather came to America from Eastern Europe. After (settle)down at E11is Island, he went into a cafeteria in Manhattan to get something (eat). He sat down at an empty table and waited for someone to take his order. Of course nobody did. (final), a woman with a tray full of food sat down opposite him and informed him a cafeteria worked.
"Start out at that end," she said. "Just go a1ong the line and pick out what you want. At other end they'll tell you how much you have to pay."
"I soon (1earn)how everything works in America," the grandfather told the friend."Life's a cafeteria here. You can get anything you want as long as you are (will)to pay the price. You can even get success, you'll never get it if you wait for someone to bring it to you. You have to get up and get it yourself."
You can't change the inevitable. The only thing you can do to contro1 your attitude. 0nce you reach that point in life, happiness and (satisfy)can't be too far away.

My school goes from kindergarten to 6th grade．I(be)a 6th grader．Because of that，the younger (kid)look up to me and my fellow classmates．This is the story about when I used my power(make)a kid feel empowered：One day，some of my friends and I were walking to our lunch period．We were a little late，the halls were empty．Then a little(disable)boy he needs a walker to walk in kindergarten) came from the elevator with his guide．We were (teach)to let those kids go first，so while we waited，his guide told us he refershimself as “Fast Freddy” and then asked him to show as how fast he can go．“Fast Freddy”put a smile on his face and (go)as fast as possible．Without thinking，I said“he’s so fast”，then as if by magic，that little boy’s smile got wider and he went even (fast)!Next his guide gave me a thumbs—up and they went wherever they had to go，and so did we．I said three simple wordsbrightened someone’s day．Three simple words!

Recently a new science behind incentives(激励), ___ (include) in education, has been discussed. For example, researcher Roland Fryer wanted to see what works best in motivating children ___(do) better in school. ____some cases, he gave students incentives based on input(输入), like reading certain books, while in ___, the incentives _ (base) on output, like results on exams. His main __ (find) was that incentives increased achievement when based on input but had no effect when based on output. Fryer’s conclusion was that the incentives for inputs might be ____ (effect) because students do not know how to do better on an exam, apart from general rules like “study harder”. Reading certain books, on the other hand, is a well-set task over ___they have much more control.
As long as you have direct control over your goal, you have __ much higher chance of success. And it’s easier to start again you fail, because you know exactly what you need to do.

In many countries, ______ is not unusual for families of different backgrounds to live together in the shared space. ____, in the United States, this idea may still be considered strange.
But this type of housing, ______(call) co-housing, is gaining _____ (popular) in the United States, too. Co-housing complexes are popping up across the country. For many people, this way of life is a relief to the busy modern lifestyle. A co-housing community has _____ (private) owned houses and shared land. There is often a “common house” with ____ kitchen and dining room, meeting room, and maybe a workshop of library or music room. About 25 co-housing communities ____ (build) in recent years, and 150 more are planned.
A co-housing complex is a place ____ residents shop, cook, and eat together. Residents of a co-housing complex like its sense of shared community. Children have other kids to play ____, which many families like. Other residents like the feeling of living in a “village”. Residents also say that they can live in co-housing for _____ money than they would pay for nearby apartments.