辜正坤教授认为，西方人无法彻底理解气功理论的重要原因在于（）。
A、翻译的误区
B、文化的差异
C、体质的差异
D、环境的影响
参考答案：A
小题1: The match is between Brazil and ___________.
A．Argentina
B．China
C．Germany
D．Japan小题2:If Marry wants to be the assistant, she can phone the number ________.
A．833059
B．383539
C．383359
D．330859小题3:Where is Jiuzi Square?
A．It’s by Longwo Lake.
B．It’s in Biguiyuan village.
C．It’s far from the city.
D．It’s in the center of the city.小题4: You can watch the dolphin show ___________.
A．at 9:30 am, Wednesday
B．at 10:00 am, Monday
C．at 1:00 pm, Thursday
D．at 11:30 am, Tuesday小题5:With 24,000yuan, Mr. Green can rent the house for _________.
A．2 years
B．one year
C．10 months
D．13 months
、一扇形的周长为20，则扇形的半径和圆心角各取什么值时，才能使扇形面积最大？（12分）
___.