Some heating devices chemist energy like that found in wood and coal into heat energy.

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• Most bats roos crevices, caves, or buildingday and are active at night or twilight.

• It was Mary Anderson, an amateur invention, who first patented windshield wipers automobiles

• Because studies have shown that obesity can cause a type of diabetes, doctors usually put his diabetic patients on special diet.

ZUNIA12

• Choose the correct verb form:

  Our recent _____ in medicine is the development of laser in treating cancer.

• Encouraged by her father, _    

• Among the parameters that determine whether an environment is suitably for life as we know are temperature, water availability,oxygen content.

• Find the word which has a different sound in the part underlined.

• Choose the best answer to complete the following sentences: Gagarin was the first person to eat and drink in zero gravity.

• The world would look different if human eyes were sensitive to infrared radiation.

• Before the Industrial Revolution come to America, the vast majority of the population had lived in areas.

• "Are you still going to Florida for vacation?” "Yes, but I really  .............. because I don’t have much money.”

• I’d rather you ...............  to the English-speaking club with me this Sunday.

• .............. hard he has worked, he hardly supports his family of ten people.

• To raise successfully, farmers must selecting cattle for breeding and apply a dietary regimen

• Fee Nitrogen is chemically inert and combines with other elements only since very high temperature or pressures

• Of all outdoor activities, Paul likes fishing best of all, but he doesn’t enjoy cleaning the fishing afterwards

• One of the greatest of mountains climbers, Carl Blaurock was firstto climb all of the mountains higher than 14,000 feet the United States.

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

• P.T. Barnum opened his own circus in 1875 and becomethe most famous showman of time 

• The athlete , together with his coach and relatives, are ravelling to Olympic Games.