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【单选题】
How long does a football game last?A.
45 minutes
B.
90 minutes
C.
60 minutes
D.
120 minutes
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【单选题】In economics, forecasting is the attempt to formalize the ________ estimate of the future on which decisions have to be based.
A.
illegible
B.
genuine
C.
implicit
D.
inventive
【简答题】He is particularly skilled at forecasting important developments.
【单选题】听力原文： Not only farmers but also scientists have studied weather forecasting. People for many centuries and in all countries have studied the weather and tried to make weather forecast. Sometimes dista...
A.
Because both farmers and scientists try. to make weather forecast.
B.
Because people in all countries make weather forecast.
C.
Because it is easy to make weather forecast.
D.
Because he wants to make it clear how important to make weather forecast.
【多选题】In many operations the forecasting of wine sales must be divided into two parts:
A.
Forecasting French wine sales
B.
Forecasting bottled-wine sales
C.
Forecasting wine-by-the-glass sales
D.
Forecasting Chinese wine sales
【单选题】听力原文： Not only farmers but also scientists have studied weather forecasting. People for many centuries and in all countries have studied the weather and tried to make weather forecast. Sometimes dista...
A.
Because both farmers and scientists try to make weather forecast.
B.
Because people in all countries make weather forecast.
C.
Because it is easy to make weather forecast.
D.
Because he wants to make it clear how important to make weather forecast.
【简答题】______ 是指感光材料对光线的敏感程度。常见的感光度参数：ISO100 200 400 800 1600 3200 00等。当然有的专业数码相机会有ISO 50的出现。
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