Rewrite these sentences using participial phrases. 1. The roof, which is built from tensile roof fabric, is extremely cost – effective and durable. 2. The Perdido Spar offshore oil platform is located in the Gulf of Mexico. It is the deepest oil spar in the world. 3. Patients are attached to the TreadAir by this harness. They can use the machine to help them recover from their injury safely. 4. The robot is guided be a controller. The robot can climb into places which are potentially dangerous for humans.

In the UK, education is compulsory for all children aged 5 to 16 years. Parents may choose to send their children to day care or preschool play groups.AH public schools in the UK are free and schools provide their students with books and equipment for their research. Ninety per cent of schools in England, Scotland and Wales, co-education. This means that boys and girls are taught together in klasse.V age 5, children go to kindergarten, which is the first stage of primary education. From 7 to 11 students are enrolled in primary school, which is the second stage of primary education. In elementary school, children are taught the so-called 3R's of reading, writing and arithmetic. Also, there is music, physical education and art classes.At age 11, most students go to high school with a secondary school. About six percent of students go to a school that accept students who are eleven plus exam .. This is the end of compulsory education. Some 16-year-olds are enrolled in the sixth grade at school or sixth form college. The sixth class prepares students for the exam called the level (Advanced Level) in 18 years. Another 16-year-old decided to go to the college of further education to study for a more practical (vocational) diplomas again in the world of work, such as hairdressing or mehanika.Okolo seven percent of students attend private schools, where parents have to play for their children. Expresive most private schools are called public schools. Most of them are single-sex boarding schools and students can live there druring period of time.