正确答案是（）
A. ability
B. capability
C. capacity
D. faculty
Why do Americans like to go to international restaurants apart from enjoying the foods there？
A. They can make friends with people from other countries.
B. They can get to know people of other cultures and their lifestyles.
C. They can practice speaking foreign languages there.
D. They can meet with businessmen from all over the world.
根据听到的内容，回答下题. The news item is mainly about the background of
A. Martin's struggle against his political opponents.
B. the opposition's calling a vote of no confidence.
C. Martin's opposition to the United States.
D. the new election campaign in Canada.
What is the conversation mainly about？
A more economical diesel fuel.
B. Characteristics of a new type of fuel.
C. Where is a new energy source located？
D. How to develop alternative energy sources.
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