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Biofishery, Inc. plans to develop a natural ------ system that uses algae to detect changes in toxin levels found in lakes

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  It's a very complex issue to which there is no straightforward answer.

• Mark the letter A, B, C, or D on your answer sheet to indicate the undelined part that needs correction in each of the following questions:

  The new computer chip is the smallest one than has ever been developed.

   

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  I never said you should leave – don't put ____________ in my mouth

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  My father can’t decide whether ________ the job or not, because if he does,it’ll require him ________ away from home very often

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  They saw him cross the road.

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  Based on her ------- performance, Ms. Soares is likely to do quite well in the 50-meter race

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  I ____ hundreds of old books and clothes for street children so far

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  They asked me if I was going to teach them English__________

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  In the past three years, our marketing manager ______ to Europe, Australia, Brazil and Thailand

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  My mother said she had gone to the market________

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  With so many areas of woodland being cut down, a lot of wildlife is losing its natural ______________

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  You can complain about it until you're ________ in the face, but you're going to school today whether you like it or not

• Mark the letter A, B, C, or D on your answer sheet to indicate the undelined part that needs correction in each of the following questions:

  Students suppose to read all the questions carefully and find out the answers to them.

   

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  Right then and there, I _________ my mind that I would become a police officer when I grew up

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  Dolores Gutierrez excels as an  estate planning attorney who helps  clients manage their assets -------

• The Government has brought  ________ a new law in an effort to prevent further environmental deterioration.

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  The market leader's proven ability _________________ provides a key attraction for shareholders

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  He still ____________ the dream of playing professional soccer.

• Mark the letter A, B, C, or D on your answer sheet to indicate the undelined part that needs correction in each of the following questions:

   Lasers are of great value in areas such as communication, industry, medicines and scientific research.

   

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  Charles Darwin first described his theories of __________ in detail in his work entitled “The Origin of Species by Means of Natural Selection ”