单项选择题

Questions 21 and 22 are based on the following news. Vietnam signed an agreement with the United States to

A. develop its agriculture.
B. develop nuclear weapons.
C. get investment from US companies.
D. meet its energy demand.
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单项选择题
What is the theme of the summit
A. Economy of the United States.
B. Government spending.
C. World’s financial future.
D. World’s political crisis.
单项选择题
Doctors evaluate the following about kids EXCEPT
A. how much TV they watch and what they see.
B. what video and computer games they play.
C. which websites they visit on the Internet.
D. how is their performance at school.
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