Exercise17. make as many sentences as possible using past perfect tense. e.g. i have lived there for 20 years. – i didn‟t know you had lived there for 20 years? did you say…? i knew… you mentioned… she admitted… we never claimed… they said… he announced… 1. i have seen you working out at the gym. 2. she graduated from the nick bollettieri tennis academy. 3. he has never cheated. 4. they have never planned to appeal. 5. we finished work on the olympic facilities in time. 6. the media have put pressure on the organizers of sporting competitions to make the viewing experience better for tv audiences. 7. sports illustrated magazine has presented the sportsman of the year award. 8. pele scored 1281 goals in 1363 games over his 22-year career. 9. over the years, many olympians and sports personalities have lent their name and time to support the un family.

Hello, ...!
 I read the book "Sherlock Holmes's Adventures" of the known great writer sir Arthur Conan Doyle. These detective novels were written in 1891 and first were published in 1892. They speak to us about adventures of very clever, brave and inimitable detective Sherlock Holmes and his best and true friend doctor John Watson. I assume that you have to read this book, also, because it is very original, interesting, amusing and is fascinating. Also it is very easy to read this remarkable book.I advise to read this book!

1. Before John celebrated (Past Simple Active) his 26th birthday, he had started (Past Perfect Active) his own company. 2. The world’s leading gas and oil exporter has become (Present Pefect Active) one of the most attractive markets in the world. 3. The company has been dealing (Present Pefect Countinuous Active) in car sales for many years.
1. Джон основал свою собственную компанию прежде, чем он отпраздновал своё 26-летие. 2. Ведущий в мире экспортёр газа и нефти стал одним из самых привлекательных рынков в мире. 3. Компания занимается продажей автомобилей на протяжении многих лет.
1. Banks are interested in keeping most of their money in circulation so that it should bring (это тоже инфинитив с модальным глаголом) them profit. 2. In 1913 H. Ford began to use assembly-line techniques in his plant. 3. Many countries in Asia have an absolute advantage in manufacturing electronic goods.