Complete the following passage by using the words in the box．Each word can only be used once．Note that there is one word more than you need．

　　How would you like to wear the same underwear(内衣裤)for weeks? Owing to the work that has gone into developing intelligent materials, this may not be as 　　1　　 as it sounds．Self-cleaning clothes have now been created, and these new materials provide 　　2　　 resistance to dirt as well as water．As a result, they require much less cleaning than traditional materials．

　　The creation of self-cleaning clothes provides an example of how nature helps scientists develop better products．This self-cleaning nature is known as the “lotus effect”．The name comes, of course, from the lotus leaves, which are famous for growing in muddy lakes and rivers while remaining almost 　　3　　 clean．By observing nature, scientists are 　　4　　 the qualities of the lotus leaves to the materials they have engineered．Because of this, some remarkable new products have been 　　5　　．Among them are special windows that are resistant to dirt and water．A special 　　6　　 on these windows not only prevents dirt from sticking to their surfaces, but also allows dust to be easily washed off by the rain．In fact, these new windows have already been 　　7　　 to some cars．Even when traveling at high speed through rain, these cars never have to use their windshield wipers(雨刮器)．

　　Although we have already seen some practical applications, even more dramatic 　　8　　 will be made in the future, and they will, perhaps, change our world completely．Undoubtedly, technology is an important development, and it will have an even bigger 　　9　　 on our lives．

根据短文内容，从短文后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。

　　You may have heard that volunteering helps you get into college, but keep in mind that they’re not just looking for a list of organizations and dates．　　1　　 They also want to know what you have done for others．There are more reasons for being a volunteer．

　　　　2　　

　　Whether you build houses for the homeless people or mail letters for some old people, you’ll experience the real world through the work．You can use this experience to find out what your career interest is

　　Meet many interesting people．

　　Volunteering brings together all kinds of people．　　3　　

　　Send a signal to colleges．

　　　　4　　 Your activities after class show a lot about you, such as what your interests are．Whether you can manage your time, and how you’ve made a meaningful contribution to something．

　　More benefits form volunteering．

　　Volunteering can also help you in other ways．“It’s even better if you can match your service with your career interest, “ says Faith, a college student．

　　So how can you become a volunteer? There are many people, places and organizations that need volunteers．　　5　　 Ask if they need help．You can also visit your city or town website．It may list volunteering jobs nearby．

A．Get important life experience．

B．Take hold of chances to have volunteering jobs．

C．They can be rich sources to improve your knowledge．

D．Look in the phone book to see what programs there are．

E．You should find out if your school supports your volunteering jobs．

F．Colleges want to know about you and see real examples of your interests．

G．Colleges pay attention to your life inside and outside the classroom．

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起初我持怀疑态度，但很快我不得不承认他的论据有力。

At first I was ________, but soon I had to ________ the force of his argument．

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得知你对我如此信赖我很高兴。

I'm delighted to know you ________ such ________ in me．

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听到考试取消的消息大家都松了口气。

At the news that the exam was cancelled, everybody ________　________ a sigh of ________．

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老师评考分时肯定会考虑你最近生病的情况的。

Your teacher will ________ your recent illness ________　________ when judging your examination results．

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他来的时候又累又饿，而且非常需要洗个澡。

He came in tired and hungry and badly ________　________ of a bath．