某物体摄氏温度为50℃，华氏温度则为（）.
A.5/9（50-32）F
B.9/5（50+32）F
C.323.15K.
参考答案：B
Jack has three sons, and both of _______ are studying in China.
A．them
B．that
C．whom
D．who
阐述多元智能理论的基本观点，并结合教学实际加以分析。
