填空题 Proofread the passage as required. Each indicated line contains a maximum of one error. Correct the passage in the following way: for a correct line, put the sign "√" in the corresponding blank; for a wrong word, underline the wrong word and write the correct one in the blank; for a missing word, mark the position of the missing word with the sign "∧" and write the word you believe to be missing in the blank; for an unnecessary word, cross the unnecessary word with the sign "" and put the word with the sign "" in the blank. Remember to write the answers on the answer sheet.
Changes in the way people live bring about changes in the jobs that they do.
More and more people live in towns and cities instead on farms and in villages. {{U}} {{U}} 1 {{/U}} {{/U}}
Cities and states have to provide services city people want, such like more police {{U}} {{U}} 2 {{/U}} {{/U}}
protection, more hospitals, and more schools. This means that more policemen,
more nurses and technicians, and more teachers must be hired. Advances in
technology has also changed people's lives. Dishwashers and washing {{U}} {{U}} 3 {{/U}} {{/U}}
machines do jobs that were once done by the hand. The widespread use {{U}} {{U}} 4 {{/U}} {{/U}}
of such electrical appliances means that there is a need for servicemen to
keep it running properly. {{U}} {{U}} 5 {{/U}} {{/U}}
People are earning higher wages and salaries. This leads to changes in {{U}} {{U}} 6 {{/U}} {{/U}}
the way of life. As income goes down, people may not want more food to {{U}} {{U}} 7 {{/U}} {{/U}}
eat or more clothes to wear. But they may want more and better care from
doctors, dentists and hospitals. They are likely to travel more and to want
more education. Nevertheless, many more jobs are available in these services. {{U}} {{U}} 8 {{/U}} {{/U}}
The government also affects the kind of works people do. The governments {{U}} {{U}} 9 {{/U}} {{/U}}
of most countries spend huge sums of money for international defense. They hire {{U}} {{U}} 10 {{/U}} {{/U}}
thousands of engineers, scientists, Clerks, typists and secretaries to work on the
many different aspects of defence.