一、泛听建议：
1、完整听一遍，掌握大意。
2、继续听，特别注意关键信息。遇到相似的词，写下来。
The average US price for a gallon of gasoline _1_ down four cents over the past two weeks, and fuel price analyst Trovie Lumburg says _2_ are significantly lower this time last year.
美国每加仑汽油平均价格在过去两周下降了4美分，燃油价格分析师特洛维·卢姆伯格表示，与去年同期相比，价格明显更低。"
Gasoline prices _3_ to drop. They're down four cents on average to $3.56 in the past two weeks, and they're down 12 cents in a month. Also, this current price is 20 cents below its a year ago point."
“汽油价格继续下降。过去两周下降了4美分，平均价格降至3.56美元，价格在一个月内下降了12美分，现在的价格比去年同期低20美分。”
A gallon of premium costs $3.88 a gallon. In other cities _4_, South Carolina had the lowest average price at $3.22 a gallon, and Long Island, New York had the _5_ at $3.82.
每加仑汽油零售价为3.88美元。在被调查的其他城市中，南加利福尼亚州的平均价格最低，为每加仑3.22美元，长岛和纽约价格最高，为3.82美元。
This is NPR News.
这里是NPR新闻。
词汇解析：
1、premium
n. 保险费，额外费用;奖金
eg:It is too early to say whether insurance premiums will be affected.
保险费会不会受到影响现在判定还为时过早。
eg:Even if customers want "solutions," most are not willing to pay a premium for them.
即使顾客们想要“解决方案”，大部分人不愿意为此支付附加费。
eg:At the premium end of the market, business is booming.
在市场的高端销售区，生意火爆。
eg:If space is at a premium, choose adaptable furniture that won't fill the room.
如果空间很有限，就选购不太占地方的可改装家具。
eg:He eventually sold the shares back to the bank at a premium.
他最终以高价将股票返售给了银行。
参考答案：
1、has gone 2、prices 3、have continued
4、surveyed 5、highest
