—Has Sam got a sweater?
—Yes, he ________.[ ]
A. is
B. has
C. have
答案：B
久卧则伤（）
A.气
B.血
C.肉
D.筋
E.骨
患者肺痈胸痛，咳吐脓血，痰黄腥臭，咽痛音哑。应首选的药物是
A．桔梗
B．半夏
C．竹茹
D．天南星
E．旋覆花
