题目

________ did the United States launch the war against Iraq? A．For what purpose　　　　　B．For which purpose C．For the purpose of                   D．On purpose   答案： A  for what purpose“为了……目的”，表疑问；for the purpose of“为了……的目的”；on purpose“故意地”。题意：美国为了什么目的发动了伊拉克战争？  

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