Mr. Liu is very ______ with his students as he always tries to make his classes lively and interesting.

A．familiar

B．popular

C．similar

D．particular

瘀血阻滞，气血壅遏而导致的内伤发热，治疗宜选

A．通瘀煎
B．血府逐瘀汤
C．通窍活血汤
D．调营饮
E．桃红饮