单项选择题


Questions 21 to 23 are based on the following news. At the end of the news item, you will be given 15 seconds to answer the questions.
Now listen to the news.
What had a negative impact on the rescue effort

A．Insufficient foods.
B．Unstable water.
C．Not enough rescuers.
D．Continuous rain.
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单项选择题
Manufacturers have to spend ______ dollars for a ______-second commercial on network television.
A．10,000; 15
B．100,000; 30
C．1,000,000; 45
D．10,000,000; 60
单项选择题
Which is NOT the mentioned result of the change of the way of living
A．They learnt to live together peacefully.
B．They learnt to help one another when in need.
C．They learnt to fight against common enemies with joint efforts.
D．They learnt to invent more things to make life easier.
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