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【简答题】
Notes: 1. Practice the skills we just learnt in class such as how to read news quickly, how to find the key words, topic sentences and how to summarize the main idea of news. 2. Where can we find the economic news? From online newspapers such as China Daily, 21 st century, Times, ect. Requirements: 1. Find one recently reported economic news from the internet or the newspaper. 2. Read it carefully and summarize the main idea.
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【单选题】对称三相负载星形接于三相电源上, 正确的说法是
A.
一定要有中线
B.
线电压是相电压的 倍，线电压超前相电压30°
C.
相电压是线电压的 倍，相电压超前线电压30°
D.
线电流是相电流的 倍，线电流超前相电流30°
【单选题】Mrs. Smith saw ______ in the old lady' handbag.
A.
a pound note
B.
a wad of ten pound notes
C.
a wad of pound notes
D.
ten pounds
【单选题】关于像素和屏幕分辨率,下列说法不正确的是( )。
A.
像素,全称为图像元素,表示数字图像中的一个最小单位
B.
屏幕分辨率,就是屏幕上显示的像素个数。以水平分辨率和垂直分辨率来衡量大小
C.
屏幕尺寸一样的情况下,屏幕分辨率越高,显示效果就越精细和细腻
D.
像素是画质单位,而不是尺寸单位
【单选题】对称三相负载星形接于三相电源上, 正确的说法是
A.
一定要有中线
B.
线电压是相电压的根号3倍，线电压超前相电压30度
C.
相电压是线电压的根号3倍，相电压超前线电压30度
D.
线电流是相电流的根号3倍，线电流超前相电流30度
【单选题】From 2000 to 2010, the yen/dollar exchange rate fell from 240 yen/dollar to 102 yen/dollar, while the dollar/pound exchange rate fell from 2.22 dollar/pound to 1.62 dollar/pound. As a result,
A.
the dollar appreciated relative to the yen, but depreciated relative to the pound.
B.
the dollar depreciated relative to the yen, but appreciated relative to the pound.
C.
the dollar appreciated relative to both the yen and the pound.
D.
the dollar depreciated relative to both the yen and the pound.
【简答题】下列各项中，不属于收入的是（ ）。
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