单项选择题

Questions 11 to 13 are based on the following passage. At the end of the passage, you will be given 15 seconds to answer the questions.
Now, listen to the passage.
What is the original meaning of the tip

A．It is to reward the efforts of good service.
B．It is a promise of on-time service.
C．It is used to reduce uncomfortable feelings of inequality.
D．It serves no useful function.
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单项选择题
Bush’s offering help for the survivors of the earthquake in Iran ______.
A．indicates a change in the US policy
B．because such ’an action is a right thing
C．shows that the US wants to strengthen the two countries’ relationship
D．is to win the electorate in the US
单项选择题
What can we learn about Peter from the conversation
A．Peter cannot wait to attend the course.
B．At first he was reluctant and timid.
C．Mike enjoyed the open-air life very much.
D．Peter did not get well along with his classmates.
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