通常所说的肺内肿块性病灶，直径应（）
A.≥2cm
B.≥4cm
C.≥6cm
D.≥7cm
E.≥8cm
参考答案：B
The People's Republic of China _______ on October 1,1949. [ ]
A. found
B. was founded
C. was found
D. founded
治疗选方宜：
A．六味地黄丸B．金匮肾气丸C．七宝美髯丹D．凉血消风散E．凉血四物汤
