单选题
{{B}}Directions:{{/B}} {{I}} Read the following text. Choose the best
word or phrase for each numbered blank and mark [A], [B], [C] or [D] on your
ANSWER SHEET 1.{{/I}} {{B}}
Text{{/B}} To find out what the weather is
going to be, most people go directly to the television, the radio or newspaper
to get a weather forecast. But {{U}} {{U}} 1 {{/U}} {{/U}}you
know what to look for, you can use your own {{U}} {{U}} 2
{{/U}} {{/U}}to make weather predictions. There are many
{{U}} {{U}} 3 {{/U}} {{/U}}which can help you. For example, in
fair weather the air pressure is generally {{U}} {{U}} 4
{{/U}} {{/U}}. The air is still and often full of dust. Faraway objects may
look {{U}} {{U}} 5 {{/U}} {{/U}}. But when a storm is gathering,
the pressure {{U}} {{U}} 6 {{/U}} {{/U}}and you are often able
to see things {{U}} {{U}} 7 {{/U}} {{/U}}clearly. Sailors took
note of this long ago and came {{U}} {{U}} 8 {{/U}} {{/U}}with a
saying "The farther the sight, the nearer the rain." Your sense
of {{U}} {{U}} 9 {{/U}} {{/U}}can also help you find weather
changes. Just {{U}} {{U}} 10 {{/U}} {{/U}}it rains, odours
become stronger. This is {{U}} {{U}} 11 {{/U}} {{/U}}odours are
suppressed in a fair, high-pressure center. When a bad weather low moves
{{U}} {{U}} 12 {{/U}} {{/U}}, air pressure lessens and odours
are {{U}} {{U}} 13 {{/U}} {{/U}}. You can also
hear a(n) {{U}} {{U}} 14 {{/U}} {{/U}}storm. An old saying
{{U}} {{U}} 15 {{/U}} {{/U}}it this way: "Sound travelling far
and wide, a stormy day will betide." And don't {{U}}
{{U}} 16 {{/U}} {{/U}}if your grandfather says he can {{U}}
{{U}} 17 {{/U}} {{/U}}a storm coming. It is commonly known {{U}}
{{U}} 18 {{/U}} {{/U}} many people feel pains in their bones
when the humidity {{U}} {{U}} 19 {{/U}} {{/U}}, the pressure
drops, and bad weather is on the {{U}} {{U}} 20 {{/U}}
{{/U}}.