【简答题】回答下列问题: (1)由苯合成烷基苯的反应原理是什么?又称为什么反应? (2)若合成乙基苯,需要哪些试剂及其组合,各担任何种角色? (3)若合成 正丁基苯,能否用正丁基氯或者正丁醇,或1-丁烯为试剂?为什么?请写出理论依据 (4)请设计正丁基苯的正确的合成 路线。
【判断题】资产负债表中“货币资金"项目,应根据“银行存款"账户的期末余额填列。
【多选题】在固定资产计提折旧时,始终考虑固定资产残值的折旧方法有
【单选题】资产负债表中的“存货”项目,应根据( )。The items of "inventory" in the balance sheet should be filled based on ( ).
A.
“存货”账户的期末借方余额直接填列The end-of-period debit balances of the "inventory" account
B.
“原材料”账户的期末借方余额直接填列The end-of-period debit balance of the "raw materials" account
C.
“原材料”、“生产成本”和“库存商品”等账户的期末借方余额之和再加或减相关“成本差异”及“跌价准备”账户后进行填列The sum of end-of-period debit balances in accounts such as "raw materials", "production costs" and "merchandise inventory " after adding or subtracting from the relevant "cost differences" and "depreciation provisions" accounts.
D.
“原材料”、“在产品”和“库存商品”等账户的期末借方余额之和填列The sum of end-of-period debit balances of accounts such as "raw materials", "products in process" and "merchandise inventory "
【单选题】资产负债表中的“存货”项目,应根据(
A.
"原材料””在产品”和“库存商品”等账户的期来借方余额之和填列
B.
“原材料”“生产成本”和“库存商品”等账户的期末借方余额之和填列
【单选题】资产负债表中的“存货”项目,应根据()。
C.
"原材料"、"生产成本"和"库存商品"等账户的期末借方余额之和减去"存货跌价准备"科目余额填列
D.
"原材料"、"生产成本"和"库存商品"等账户的期末借方余额之和填列