你如何理解绝对定位和相对定位的？以及什么情况下他们联合使用？
Read the memo, and then choose the correct answers.1 What is the oassage mainly about?
A. avoiding obsolescence
B. decreasing wearand tear
C. buying slavaged property
D. accounting for changing value
2. the straight-line method is used to depreciate assets.
A. taht syffer obsolescence
B. during their first few years
C. that experience wear and tear
D. with unpredictablr salvage value
3. Accelerated depreciation
A. prevents obsolescence
B. decreases value evenly
C. expands the recovery period
D. accounts for damage from use
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