Answer the questions. write complete sentences.

is necessary to protect  animals!   in  this  country  there is a  krasnaya  book  andindividual regions.  animals  assistants  and residents  of the forest,  if  not, then  who will help  the forest.  can not allow  illegal  hunting of  animals.  and  in general i think  that we should not  kill animals  for fun.

i like when the weather is hot enough. i don't like too hot weather. i like hot weather, because that's relly nice. sky is blue, sun is shining there. i like to walk with friends and enjoy hot weather. i always play football or basketball. sometimes i go to the park with  my best friend. we like to walk near lake and to listen bird's beautiful songs and to talk about many things. but i hate rane and cold weather. that time i can't have a nice time with friends.

i was too tired last week.

i bought a modern mobile phone.

i did me homework.

i made a new picture.

i met my friend in the central street.

i took pert in yennis competition.

chemical pollution of atmosphere.the person pollutes atmosphere in the millenia, however consequences of the use of fire which it used all this period, were insignificant. it was necessary to be reconciled by that the smoke disturbed to breath and that soot laid down a black cover on a ceiling and walls of dwelling. received heat for the person was more important, than pure air and incomplete walls of a cave. this initial air pollution did not represent a problem for people lived then small groups, occupying unreasonably extensive untouched environment. and even the considerable concentration of people in rather small territory as it was in a classical antiquity, was not accompanied still by serious consequences.so was up to the beginning of the nineteenth century. only for last hundred years development of the industry "has presented" us with such productions which consequence in the beginning the person could not present itself yet. there were the cities-millionaires which growth it is impossible to stop. all is result of great inventions and gains of the person.the basic polluting substances.basically there are three basic sources of pollution of atmosphere: the industry, household boiler-houses, transport. the share of each of these sources in general, air pollution strongly differs depending on a place. now that most strongly pollutes air industrial production. sources of pollution - thermal power stations which together with a smoke throw out sulphurous and carbonic gas in air; the metallurgical enterprises, especially nonferrous metallurgy which throw out in air оксиды nitrogen, hydrogen sulphide, chlorine, fluorine, ammonia, connections of phosphorus, a particle and connection of mercury and arsenic; chemical and cement works. harmful gases get to air as a result of burning of fuel for needs of the industry, heating of dwellings, work of transport, burning and processing household and industrial wastes.