单选题

【正确答案】 B
【答案解析】[注释] 本题测试介词和名词的搭配。A.in the purpose of中in与the purpose of不搭配;C.by the purpose of 中by与the purpose of不搭配;D.with the purpose of中with与 the purpose of不搭配;B.for the purpose of是介词短语,意为“为了……目的”。