左金丸中黄连与吴茱萸的配伍剂量比是（）
A.2∶1
B.5∶1
C.2∶1
D.6∶1
E.3∶1
参考答案：D
选词填空。
1. I __________ (am, is) at home.
2. May I __________ (have, do) a pen?
3. __________ (She, Her) name is Jenny.
4. I __________ (eat, hear) with my ears.
5. I __________ (smell, talk) with my nose.
心力衰竭引起的发绀属于（）
A.混合性发绀
B.心性混合性发绀
C.肺性发绀
D.缺血性周围发绀
E.淤血性周围发绀
