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9.        to help restore aquatic ecosystems harmed from over-extraction. (recycle)

回收利用的废水也可以用于帮助恢复被过分压搾而受伤害的水中的生态系统。

9.Recycled wastewater can also be used

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 This old clock belonged to my mom. My dad gave it to me after my mom 1 I love it because it was hers,but it also holds some bad 2 . You see it count out the hour and ring once on the half. Or at least it used to. Now you never know what number it will 3 When my mother was home dying from cancer she asked that it be thrown away. Hearing the hours count down really 4 and frightened her.

   , I went to a local clock shop to get it fixed. " I know it has no particular 6   , but it was my mom's," I said to the shop owner and described the 7 .

  "Here's what I can do. We remove the clockwork and 8 it with a battery-operated movement that chimes(鸣钟) electronically," he told me.

  "You can't fix this?" I was 9 .

  "No,we don't have the time nor the parts.”

  I thanked him and went home. I called a few other places and was told the 10 thing. "How incredibly sad," I told the last one.

  We've become a 11 that replaces craftsmanship with convenient and easy fixes. So,this handcrafted clock will one day seem to be 12 . Not because it couldn't be fixed. It's just easier not to. 13 for a moment if this happened to people. Someone comes into a hos?pital with a failing heart or other important part but the 14 will say, "Sorry,we can't fix this... we don't have the parts!"

Wait—That does 15 .

  Why? Because we don't have enough organ donors(捐献者) .People would rather 16 with all their parts rotted in a grave rather than leave them to 17 someone's life. Strangely, when asked why more people don't 18 to become an organ donor, it's for the same reason ..."No one has the 19   !”

Make time before your clock 20 working!

(   ) 1.A. broke in   B. turned over   C. watched out   D. passed away

(   ) 2.A. expectations   B. opinions   C. memories   D. materials

(   ) 3.A. dial   B. ring   C. add   D. limit

(   ) 4.A. wounded   B. amazed   C. shocked   D. angered

(   ) 5.A. Still   B. Thus   C. Besides   D. So

(   ) 6.A. color   B. value   C. price   D. purpose

(   ) 7.A. problem   B. request   C. accident   D. question

(   ) 8.A. keep   B. connect   C. replace   D. cover

(   ) 9.A. tired   B. depressed   C. worried   D. surprised

(   ) 10.A. possible   B. same   C. important   D. difficult

(   ) 11. A. society   B. village   C. class   D. government

(   ) 12. A. noisy   B. old   C. different   D. useless

(   ) 13. A. Count   B. Stay   C. Imagine   D. Prepare

(   ) 14. A. owner   B. doctor   C. worker   D. professor

(   ) 15. A. begin   B. end   C. arrive   D. happen

(   ) 16. A.grow   B. speak   C. die   D. sleep

(   ) 17. A. save   B. enjoy   C. start   D. judge

(   ) 18. A. sign up   B. show off   C. speed up   D. move on

(   ) 19. A. knowledge   B. energy   C. time   D. mind

(   ) 20. A. practices   B. stops   C. minds   D. allows

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