To assure the safely of those workers who may handle radioactive materials, employers should not leave them enter contaminated areas without protective clothing.

Câu hỏi liên quan

• Find misrakes and correct

  Most types of dolphins live less twenty-five years, and some species may reach 50 years of age 

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  The medical problems of parents and their children tend to be very similar to because of the hereditary nature of different diseases.

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  Disease is not as widespread than before because of better preventive medicine and vastly improved nutritious.

ZUNIA12

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  In purchasing a winter coat , that is very important for trying it on heavy clothing underneath.

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  Million of people lost their jobs in the 90’s. This , in turn, caused social with political leaders who had promised jobs and prosperity.

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  Composer John Cage, used many unusual objects as instrument in his music, including cowbells, flower pots, tin cans,finallu saw blades.

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  Comet are discovered each year, but few of them are bright enough to be seen without aid of magnification.

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  Indiscriminately dumping waste material and inadequate sewage treatment are two serious causes of environmental pollutio.

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  He looked like he had been in strange land where age advanced at a double pace.

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  We had planned to go to the movies, but, because of the amount of work, I spent the evening to study

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  Generally speaking, magnitude 1.0 earthquake on Richter scale is detected by instruments but not person.

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  I did not realize I had left my umbrella on the bus when it started to rain

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  In winter the weather is important for farmers to provide food and warm for their animals.

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  Since a computer was invented, work of accountants have been simplified.

• Mark the letter A, B, C, or D to indicate the correct answer to each of the following questions.

  Hoa ____ feed the cats because her mother has done it already.

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  The American anarchist Emma Goldman infused her spirited lectures, publishes , and demonstrations with a passionate belief of the freedom of the ndividual.

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  If it is kept dry, one seed can still sprout up to forty years after their information.

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  The refugees are very much upset because they have been deprived from their homeland and their families.

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  Drug abusement have become one of America’s the most serious socially problem.

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  Petrography concerns primarily with the detailed description and classification of rocks, whereas petrologicaly deals primarily with rock formation.