双向双领蹄式车轮制动器在汽车前进与后退制动时，制动力相等。

良性前列腺增生症的治疗原则

下列对于互换协议作用说法正确的有（）。

A.对资产负债进行风险管理

B.构造新的资产组合

C.对利润表进行风险管理

D.对所有者权益进行风险管理

公司企业可以根据不同报表使用者的需要采取不同的编制基础、编制依据、编制原则和编制方法，分别编制并提供财务会计报告。( )

A client with type 1 (insulin-dependent) diabetes mellitus has just learned she’s pregnant. The nurse is teaching her about insulin requirements during pregnancy. Which guideline should the nurse provide（）

A. "Insulin requirements don’t change during pregnancy. Continue your current regimen. "

B. "Insulin requirements usually decrease during the last two trimesters. "

C. "Insulin requirements usually decrease during the first trimester. "

D. "Insulin requirements increase greatly during labor. "

1990年代在演艺界被称为“两周一成”的指的是周润发、周星驰和谁？