课时提升作业(十) (UNIT 4 Reading) (总分：45分) Ⅰ．单词拼写(共5小题；每小题1.5分，满分7.5分) 1．The book aims to cover all (方面)of city life． 2．In order to go on a (节食)，she decided to eat some fruit for dinner． 3．Despite the power cuts，the hospital continued to (正常工作，运转) as usual． 4．Just give me a chance and I'll (证明)it to you． 5．Can you find a proper place to live in (在……之内) two days Ⅱ．单句语法填空(共5小题；每小题1.5分，满分7.5分) 1．It was a remarkable (achieve) for such a young player． 2．They promised to take some (effect) measures． 3．It was a very (frighten) experience but they were very brave． 4．This activity helps (strength) memory and build trust． 5．If you're feeling (energy)，we could go out for a run． Ⅲ．阅读理解(共7小题；每小题2.5分，满分17.5分) A Energy is the ability to do work．Solar energy comes from the Sun．There is also energy that comes from wind and water． But do you know that energy can come from people，too When you ride a bike，you produce energy．You use your legs to push the pedals．Your energy is transferred (转移) to the bike．That makes the bike move． Now imagine riding your bike to create enough power to run a computer．Some students at one school did just that! They jumped on bikes connected to generators (发电机) and pedaled in place．Soon they were producing electricity．This energy is needed to run their computers． Here is how bicycle-powered energy works．When a student pedals the bike，the back wheel spins (旋转)．The wheel spins the generator．The generator produces electricity．As long as a student pedals the bicycle，electricity moves through the generator．The electricity can be used right away．This energy can also be stored and used later． People use bicycle-powered energy to run small devices (设备) such as small televisions and fans．They often use less than 100 watts per hour．However，it would be a mistake to use pedal power to run a fridge．This large machine often uses more than 100 watts per hour．The electricity for these machines comes from power lines overhead or underground． Pedal power can be seen in schools，gyms，and homes．What a fun way to provide electricity! 1．How does the writer lead into the topic “bicycle-powered energy” in paragraph 2 A．By asking a question． B．By telling a joke． C．By using an old saying． D．By making a survey． 2．What is paragraph 5 mainly about A．The future of new energy． B．The forms of world's energy． C．Producing bicycle-powered energy． D．Using bicycle-powered energy． 3．What do we know about bicycle-powered energy A．It can't be seen in schools． B．It can be stored and used later． C．It comes from wind and water． D．It's from power lines overhead． B As today's high schoolers are facing too much homework，sports teams and clubs and high-rising college costs，many people are rethinking the idea of high schoolers working．Are there still benefits of having a job in high school The answer is yes． When ... ...
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