People can use values to study the following aspects except（）
A. variation within a culture
B. changes outside a culture
C. differences between cultures
D. similarities between cultures
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_____ their real economic situations, they got some relief fund from the government（）
A. Considering
B. Considered
C. Having been considered
D. Being considered
E. to consider
商务信函属于正式文体，常常大量使用专业表述。以下哪些属于专业表述？（）
A. D/A（Document Against Acceptance 承兑交单）
B. FOB（Free on Board 离岸价格）
C. GWT（Gross Weight ）毛重
D. A.N.（arrival notice 到货通知）
商务信函会适度地使用模糊语，以下哪一个不是模糊语？（）
A. Nearly
B. For your information
C. many other buyers
D. trial order
Which one of the following is NOT an appropriate expression for Marlin-style parenting（）
A helicopter parent
B. Free-range parenting
C. A cosseting parent
D. A micromanaging parent
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