Измените следующие предложения на пассивные. 1. Modern scientists have made many wonderful discoveries. 2. They will have published this document by the end of the year. 3. He has done very little work recently. 4. By Saturday he had found all the necessary material. 5. She had finished her work by this time yesterday. 6. The students had translated the text before the bell rang. 7. The Government will have taken a number of bills by the end of the year. ОЧЕНЬ НУЖНО!

The number of pupils under five increased from 21% in 1971 to 64% last year.

The number of adolescents who continue their education after the age of 16 has increased in Britain nearly three times higher than in 1970/1 years.

The number of pupils excluded from schools has fallen from 1997/8 by 23% and now stands at 12 people per 10,000 students.

The study shows that in this category, statistics indicate a positive trend for the planet.

From 1970 to 2004, carbon dioxide emissions into the atmosphere in the UK fell by 18%.

Since 1996/7 to 2004/5 years, the amount of garbage going to England for recycling and composting almost tripled.

British incomes rose on average by 1.4% between 2004 and 2005, and the gross domestic product per capita grew by 1.2%.

The number of single parents with low income has fallen from 40% in 1991/4 years to 21% in 2001/4.

In 2003, almost 75% of the country's wealth was concentrated in the hands of a quarter of the adult population.