Complete the conversations with the past simple form of the verbs in brackets. conversation 1a(1 leave) i left my teenage sons at home last weekend. b (2 have) they a party? a no, they didn’t, but they (3 eat) everything that (4 be) in the fridge. they (5 not wash up) and they (6 forget) to walk the dog. conversation 2 a (7 see) you the news on tv last night? b i ( 8 see) the local news but i (9 not watch) the national news. why? a a reporter (10 speak) me at the station – (11 be) i on tv?

Nowadays healthy life-style is gaining more and more popularity. lately people have finally realized that whatever a person would do and whatever post he would hold, health is the most valuable wealth in our life. (*the greatest wealth is health). people became more health-conscious. now everyone understands that healthy nutrition is not a mere name. even developing countries began to take gmo, colorings and unnatural additives with caution. now buying only organic and healthy food, eating more fruits and vegetables, as well as going in for sports and keeping fit are in.

Newton's great work is called "principia" was published in 1687. more than a century ago the russian chemical society was organazied and named after mendeleev. the subjects in the first and second  years of the students studies  are very important for their future specialities. the government wasn't interested in the invention which popov made ( was made by popov). 1) we were told about the film which was made several years before. a very interesting article which is published in the magazine is available in our library. the instrument is made of the new material. we don't know much about this subject. we heard so much about the cosmonauts who came to our town. have you seen the new device's main components it consists of?