2 Read the text below. Fill in each gap (1 - 4) Smog The word 1) with the appropriate word. is a combination of the words smoke and fog. In many areas around the 2) reached extraordinary levels. Some governments have quickly reacted with severe measures in response to the problem. smog has Modern Los Angeles suffers severely from smog, as London did in the 19th 3) These two areas released certain chemicals into the 4) and created a foggy atmosphere. In London, where fog levels have now fallen far below those of years ago, people were often unable to see their hands and sometimes could not walk around. It took a long time for governments to act and control smog.

My yard is the most beautiful in the town, especially in summer. There are trees, flowered beds and green grass here. Everything is so beautiful. There is also a playground in the yeard where I play with my friends. There are small slides, merry-go-rounds and a sand-pit for kids. Our yard is being carried about by a keeper, that's why it is always very clean. My yard is also beautiful in winter. It is covered in white blanket. Trees are ice-glazed. Children ride sleds, play snowballs and make snowmen. I like my tidy and clean yard in any season.

I have the most beautiful yard in the city especially in the summer. Around bed trees with flowers a green grass everything is very beautiful. Also in the yard there is a playground at which I play with friends. For kids there are small hills of a roundabout and a sandbox. Behind the yard in which I live the janitor therefore it always the pure looks after. But my yard is also beautiful also in the winter. All yard becomes covered by a white cover Trees are showered with silvery hoarfrost. Children ride a sledge play snowballs and build snowmen. I love the well-groomed and pure yard at all seasons of the year.