来源于百合科植物的药材不包括
A．麦冬
B．玉竹
C．知母
D．百部
E．川贝母
参考答案：D
Congratulations! It seemed that our boss was __________ with your work today.[ ]
A. dishonest
B. confused
C. satisfied
D. disturbed
铺床时移椅至床尾正中离床约为（）
A.10cm
B.15cm
C.20cm
D.5cm
