Gold, silver, and copper coins are often alloyed whit harder metals to make them hard as enough to withstand wear.

Câu hỏi liên quan

• A telephone, a satellite TV, a fridge and the other facilities are available in our hotel rooms.

• A pharmacist’s ethical standards have to be high because he is entrusted to the storage and distribution of dangerous drugs.

• It has been reported that during any twenty-four hour period, a minimal of three hundred North American women start their own businesses.

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• Had we known the traffic would be so bad, we did not drive back from work so early.

• The amount of books in the Library of Congress is more than 58 million volumes

• He warned me to make an eye on my luggage as that place was full of thieves

• You can see .................. moon in .................. sky at .................. nigh. 

• Choose the correct answer to complete the sentence. "This process of cutting down trees is ______ ‘deforestation'"

• Before television became so popular, Americans used to entertain each other in the evening by playing games, saying stories, and singing songs.

• The need for a well-rounded education was an idea espoused by the Greeks in time of Socrates.

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

• To be successful in an interview, you should control the feeling of pressure and making a good impression on the interview

• A calorie is the quantity of heat required to rise one gallon of water one degree centigrade at one atmospheric pressure.

• Sue works as .................. teacher in ...................school for .................. blind in Ireland. ........school has over a thousandpupils. 

• “I’m not staying any longer.” “I wish you ____.” 

• The measurement known as a “food” has originally based on the size of the human food

• Michael has worked in three different companies in three different positions, so he has more work experience than the other applicant’s

• Nomadic hunter and gatherer societies have access to only a limited amount of food in an area and moved on when they have exhausted each locality.

• It was suggested that Tom studied the document more thoroughly before attempting to pass the exam

• The Joshua tree is marked by their sword shaped leaves and greenish white flowers.