【简答题】(b) The Sarbanes-Oxley Act contains provisions for the attestation (verification) and reporting to shareholders of internal controls over financial reporting. Required: Describe the typical contents o...
【单选题】张老师心情烦躁的时候,会把气撒在孩子身上,随意批评或是大骂幼儿。这表明张老师( )
【简答题】According to the author, the Sarbanes-Oxley Act [A] effectively eliminated the practiceof backdating. [B] leads to a larger percentage oflucky grants. [C] guarantees that grants are reportedimmediatel...
【多选题】下列离子(或电极)方程式书写正确的是
A.
硝酸银溶液中加入过量氨水:Ag + + NH 3 ·H 2 O = AgOH↓+ NH 4 +
B.
钢铁发生吸氧腐蚀的正极反应:4OH - -4e - = 2H 2 O + O 2 ↑
C.
20mL0.1mol/LAlCl 3 溶液中加入70mL0.1 mol·L -1 NaOH溶液:2Al 3+ +7OH - = Al(OH) 3 ↓+AlO 2 - +2H 2 O
D.
向Ba(OH) 2 稀溶液中逐滴加入NH 4 HSO 4 溶液至刚好沉淀完全:Ba 2+ +2OH - +H + + SO 4 2- + NH 4 + =BaSO 4 ↓+ NH 3 ?H 2 O+H 2 O
【简答题】中国科学家用蘸墨汁书写后的纸张作为空气电极,设计并组装了轻型、柔性、能折叠的可充电锂空气电池如图甲,电池的工作原理如图乙。下列有关说法正确的是 A .放电时,纸张中的纤维素作为锂电池的负极 B .充电时,若阳极放出 1mol O 2 ,则有 4mol e − 回到电源正极 C .开关 K 闭合给锂电池充电, X 对应充电电极上的反应为 Li + +e − =Li D .放电时, Li + 由正极经...
【单选题】According to the author, the Sarbanes-Oxley Act
A.
effectively eliminated the practice of backdating.
B.
leads to a larger percentage of lucky grants.
C.
guarantees that grants are reported immediately.
D.
helps to reduce the incidence of lucky grants.
【单选题】张老师心情烦躁的时候,会把气撒在孩子身上,随意批评或大骂幼儿,这表明张老师()
【多选题】The Sarbanes-Oxley Act in 2002 ( ).
A.
requires corporations to have more independent directors
B.
requires the firm's CFO to personally vouch for the firm's accounting statements
C.
prohibits auditing firms from providing other services to clients
D.
requires corporations to have more independent directors and requires the firm's CFO to personally vouch for the firm's accounting statements
【单选题】在素描中,利用物体的透视变化产生距离感,表现空间的技法,其中最基本的方法是( )原理的运用。