[单选题]Uneven heating modifies air density and creates circulation patterns, resulting in changes in pressure. This is one of the main reasons for differences in _______ between weather reporting stations.
A.altimeter readings
B.altimeter settings
C.distance
D.temperature

[单项选择]These are defensive behavior patterns which (derive) fromour fears.
A. stem
B. rely
C. develop
D. grow

[单项选择]

Passage Three
Newspapers, along with reporting the news, instruct, entertain, and give opinions. An important way for reading a large, big-city newspaper is knowing how to take it apart. Can you find these separate sections: world news, national and local news, sports, business, entertainment, opinions, classified ads Does your paper have other sections
News stories give facts, not the author’s opinions. Editorials do the opposite; you can expect an editorial to take sides. Some newspaper editorials have a by-line with the author’s name, but many newspapers have unsigned editorials. These reflect the opinions of the publisher or editor.
You can be a better reader if you know what to expect in a newspaper. For example, you can expect headlines to omit unnecessary words. You can expect to find the most important facts in the lead paragraph (the first paragraph) of a news story. You can expect important news items to be on the front page. Y
A. extensively and thoroughly
B. occasionally and carefully
C. often and with certain skills
D. them in details everyday

[单项选择]"Historical patterns "mentioned in the passage means that in mild inflation ______.

[单项选择]The patterns look very similar, but there are________ differences between them.


A. gentle
B. subtle
C. feeble
D. humble

[单项选择]My father is so deaf that he has to use a heating ______.


A. help
B. aid
C. support
D. tool

[单选题]When flight speed is constant, the greater the air density,
A.the greater the lift
B.the less the lift
C.the less the thrust required
D.the less the engine output power

[单选题]Pressure altitude and density altitude will be the same values _______ .
A.at standard temperature
B.when the altimeter setting is 29.92 in.Hg
C.when indicated and pressure altitudes are the same value on the altimeter
D.at sea level when the temperature is 0 degrees Celsius

[单选题]The movement of the atmosphere set forth by the uneven heating of the earth’s surface is generally referred to as the atmospheric _______.
A.convection
B.circulation
C.conviction
D.convective motion

[单选题]The resulting pattern of the isobars reveals the change in pressure over distance, which is normally called _______ .
A.pressure pattern
B.pressure gradient
C.pressure lapse rate
D.pressure systems