1.is he attending the lecture of economics now? he isn*t attending the lecture of economics now 2.are planets going round the sun ? planets aren*t going round the sun 3.were we working on a new project all the day yesterday ? we weren*t working on a new project all the day yesterday 4.was sam brown working with clients ,when the boss came to the office ? sam wasn*t working with clients ,when the boss came to the office 5.shall we still working here in ten years time? we shalln*t working here in ten years time 6.will he working at this report at 10 o*clock tomorrow? he won*t working at this report at 10 o*clock tomorrow
1. Popov`s "storm indicator", which he demonstrated in 1895, had been the prototype of modern radio receivers. 2. Great progress has been made in radio engineering since then. 3. V. I. Lenin called radio a newspaper needing no paper and reaching all distances. 4. Radio helps to bring remote areas closer to cultural centers of the country. 5. The importance of radio hasn`t lessened with the appearance of television. 6. The main TV center is situated in Moscow. 7. Many programmes are transmitted from special TV Theatre. 8. The inventor of the radio A. S. Popov was born in 1859. 9. He graduated from the Petersburg University in 1883. 10. The development of television has begun with the work of Boris Roding. 11. He put forward the idea of using an electron-beam tube to receive pictures.
he isn*t attending the lecture of economics now
2.are planets going round the sun ?
planets aren*t going round the sun
3.were we working on a new project all the day yesterday ?
we weren*t working on a new project all the day yesterday
4.was sam brown working with clients ,when the boss came to the office ?
sam wasn*t working with clients ,when the boss came to the office
5.shall we still working here in ten years time?
we shalln*t working here in ten years time
6.will he working at this report at 10 o*clock tomorrow?
he won*t working at this report at 10 o*clock tomorrow