Read the following paragraphs and cross out the irrelevant sentences.The recent water shortage in California forced changes in Californian's lifestyles. When water was rationed, Californians learned to conserve water. They didn't water their lawns or gardens or wash their automobiles. They took fewer showers and baths. The water shortage lasted two years. Californians also learned to recycle water. For example, they used the rinse water from their washing machines to water their house plants and gardens.

Read the following paragraphs and cross out the irrelevant sentences.Ordinary People is a movie about the problems faced by a family. Before the film opens, one of the teenage sons has drowned in a boating accident. The other son attempted suicide and was hospitalized. Unable to forget her dead son,t he mother has difficulty communicating with her surviving child. This lack of communication eventually eventually leads to the break of the family. The US Coast Guard offer courses in boating safety that help to prevent accidents.

Read the following paragraphs and cross out the irrelevant sentences.We had a short spring this year. The weather was cold though March and into April due to storms moving down from Canada.There was still snow on the mountains in late April, although i was usually gone by the end of March. We had only two nice weeks in May with the temperatures in the low 70s. The winter was unusually mild, however. But by mid-May, temperatures were in the 90s, and it was hot from then on.

Read the following paragraphs and cross out the irrelevant sentences.Pearls are gathered by men known as pearl divers. Actually, these men do not dive. They are lowered by a rope to the bottom of the sea. Many tourists to Japan enjoy shopping for cultured pearls. Pearl gatherers work in pairs, with one remaining at the surface to help the other return from his dive. An experienced pearl diver can stay down about a minute and a half and can often make as many as thirty dives in one day.

Read the following paragraph and underline the topic sentences.This group of students want beauty from sports. Boys want to become strong; girls want to be slim and graceful. Those who consider sports the only way of reducing weight also belong to this group. They are very careful in choosing the kind of exercise they do, and are afraid that certain sports may ruin their figures. Horizontal bars and parallel bars are the boys' choice, and the hula hoop is now the girls' favorite. The appropriate name for this group may be beauty oriented sports participants.

Read the following paragraph and underline the topic sentences.My application was designed to draw the employer's attention to my practical abilities. Specifically, I noted that I type ninety words per minute and take dictation at one hundred and thirty words per minute. Next, I indicated my past work experience on three similar jobs. Finally, I give a summary of the evaluations of my immediate superiors on the three previous jobs. In short, I stressed my secretarial skills, my experience, and my evaluations in the letter of application.

Read the following paragraph and underline the topic sentences.New technology has made possible the development of miniature cassette recorders. The Sony Walkman, for instance, is small enough to fit into a pocket or handbag. It has become the constant companion of millions of Americans who walk, shop, jog, and commute to the music of their choice. The wide availability Walkman and its moderate price have made it so popular that it can be found in many public places. The muffled sound of music, a smiling face, and tapping feel reveal the Walkman's presence. There is no use shouting hello or good-bye at Walkman users because they won't hear you. They are in a musical world of their own.

Read the following paragraph and underline the topic sentences.Mary has a plan for doing well in her classes this semester. She is not going to miss any classes, and she is going to take notes of all the lectures. She has blocked out three hours a day on weekdays to study as well as Saturday and Sunday afternoons. She has also formed a study group with her classmates. Finally, Mary has declared her own “dead weeks”,two weeks prior to finals for intensive studying since her poor finals preparation last semester hurt her grades badly.

Read the following paragraph and underline the topic sentences.Hurricanes, which are also called cyclones, exert tremendous power. These violent storms are often a hundred miles in diameter, and their winds can reach velocities of seventy-five miles per hour or more. Furthermore, the strong winds and heavy rainfall that accompany them can completely destroy a small town in a couple of hours. The energy that is released by a hurricane in one day exceeds the total energy consumed by humankind throughout the world in one year.

Read the following paragraph and underline the topic sentences.The best place for me to forget all my worries is under a palm tree at dusk. When I am worried about a problem or just want to be alone, I will go to the beach around six in the afternoon and sit in the shade of a palm tree. The sand is a little hard to sit on, but this does not bother me. As the wind blows like a whistle, and the waves become softer as they reach the shore, the air will have a slight smell of the sea. The pelicans pass in groups of seven before disappear behind the horizon. Others float on the water, hoping to catch a fish before leaving. As time passes, there is an immense silence; the sun begins to descend, and the sky changes from tones of dark blue, to canary yellow and finally to deep orange. How beautiful the nature is! All my worries are gone.