We don’t have enough money .We,_______, can’t afford to buy the car.

A．therefore

B．so

C．however

D．thus

患者身热不恶寒，反恶热，烦渴喜冷饮，神昏谵语，便秘溲赤，手足逆冷，舌红苔黄而干，脉沉数有力。其证候是

A．表寒里热
B．表热里寒
C．真热假寒
D．真寒假热
E．上热下寒