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下列句子句式不同的一组是[ ]

A．①于斯二者何先     ②仁以为己任

B．①贤哉，回也         ②富哉言乎

C．①子路宿于石门     ②博我以文

D．①义然后取，人不厌其取       ②他人之贤者，丘陵也

（4分）10.4gR₂SO₄中含0. 1molR²⁺，则R₂SO₄的摩尔质量是    ；R的相对原子质量是     。

在逻辑运算中，运算的先后顺序是( )。

A．NOT OR-AND

B．．NOT-AND-OR

C．AND-OR-NOT

D．OR-AND-NOT

三大产热营养素的产热量分别为：()

A.1g蛋白质=37.66千焦耳=9kal

B.1g蛋白质=16.74千焦耳=4kal

C.1g脂肪=37.66千焦耳=9kal

D.1g脂肪=16.74千焦耳=4kal

E.1g碳水化合物=16.74千焦耳=4kal

Which of the following statements about a callable bond is TRUE（）

A. The call option on a bond trades separately from the bond itself.

B. A bondholder usually loses if a bond is called by being forced to reinvest the proceeds at a lower interest rate.

C. Callable bonds follow the standard inverse relationship between interest rates and price.