填空题
{{B}}Directions: For each blank in the following passage, there are four
choices marked A, B, C and D. Choose the one that is most suitable and mark your
answer by blackening the corresponding letter on the answer sheet.{{/B}}
Americans are proud of their variety and individuality, yet
they love and respect few things more than a uniform, whether it is the{{U}}
(21) {{/U}}of an elevator operator or the uniform of a five-star
general. Why are uniforms so{{U}} (22) {{/U}}in the United States?
Among the arguments{{U}} (23) {{/U}}uniforms, one of
the first is that in the eyes of most people they look more{{U}} (24)
{{/U}}than civilian clothes. People have become conditioned to expect{{U}}
(25) {{/U}}quality from a man who wears a uniform. The
television repairman who wears a uniform{{U}} (26) {{/U}}to inspire more
trust than one who appears in{{U}} (27) {{/U}}clothes.
Uniforms also have many practical benefits. They save on other clothes.
They{{U}} (28) {{/U}}on laundry bills.
Uniforms
also give{{U}} (29) {{/U}}to some practical problems. Though they
are long lasting, often their initial expense is{{U}} (30) {{/U}}than
the cost of civilian clothes. Some uniforms are also expensive to
maintain, requiring professional dry cleaning rather than the home laundering
possible with many types of civilian clothes.