Chemical compounds with Barium and Strontium are responsible to many of the vivid colors in fireworks

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• The various parts of the body require so different surgical skills that many surgi specialities have developed.

• Dinosaurs are traditionally classified as cold-blooded reptiles, but recent evidence based on eating habis, posture, and skeleton structural suggests some may have been warm-blooded

• After analyzing the steep rise in profits according to your report, it was convinced that your analies were correct .

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

• The most famous alumni of the college were invited to participate the graduation ceremony and related activities scheduled in late May

• Men and women in the Peace Coips work with people in develop countries to help them improving the livingconditions.

• The world’s rain forests are being cut down at the rate on 300 acres per hour

• We had to turn .......  their invitation to lunch as we had a previous appointment.

• The national curriculum is made   ........  of the following subjects: English, Maths, Chemistry and so on....

• Find out error in each sentence: Practising swimming every day, her hope was to get a job as a swimming instructor.

• Being a nurse involves being (cheerful, working unsocial hour, and come home with me smelling disinfectant.

• Sleeping all day, to eat  too much and nevergoing out is unhealthy.

• The word “cherished”  is closest in meaning to _______.

• The plans for the building omplex were describing by the architect

• Pigeons, like many migratory birds, read he positions of the Sun and stars in order orient them.

• The Dave Brubek Quartet, one of the most popular jazz bands of the 1950s, had a particularly oyal following campuses college.

• Drug abuse have become one of America’s the most serious social problem.

• New laws should be writing to accommodatyion change in our society

• I’ll make some sandwiches before I’ll leave for the office the morning

• Bats use echoes of their own high – frequency  to detect food and avoiding obstacles.