Geologists find it useful to identification fossils in a rock sample because certain assemblages of species are characteristic of specific geologic time periods

Câu hỏi liên quan

• Listening to music on tape or even on disk is not nearly as good as to go to a live concert.

• The Secret Garden, it is a book written years ago for children, has become popular again among adults in the film version.

• The more important theorem of all in plane geometry is the Pythagorean Theorem

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• The driver took the turning with the speed of 100 kms per hour and nearly caused an accident

• ...........big books on ...........table are for my history class. 

• Government money appropriated for art in the 1930’s made possible hundreds of murals and statues still admiration in small towns all over the Unites States.

• There are some wild roses whose flowers smell sweetly.

• Many birds will, in the normal course of their migrations, flying more than three thousand miles to reach their winter homes.

• Nobody bothered with telling me that the school had decided to have a special holiday on Friday

• One of the four underlined parts marked A, B, C, D in each sentence is not correct in standard English. Identify them: 

  Unless we leave a bowl of water under the sun, it will evaporate. 

• I am not related to this man in any way. He is neither a member of my family or a friend of mine .

• Some of the stiffest competitions the jackals face on the plains of Africa comes from vultures

• Choose the correct answer to complete the sentence. "The increase in earth's temperature can _____ heat-related illnesses"

• The dentist gave me a check-up and then telling me I needed two teeth.

• In a new initiative announcing today, police are to take a harder line on speeding motorists.

• Located in Canada, the Columbia Ice field covers area of 120 square miles and is 3,30 feet thick in some places.

• The most common form of treatment it is mass inoculation and chlorination of water sources

• For many years, scientists studying the effects that the sun has on human skin.

• The strength, size, and surefootedness of the Hama make its as excellentcy beast of burden in mountainous regions today as it was in the past

• She feels lonely because she doesn’t know many people there. She wishes she ____ more people.