肺胀的病机为()
A.肺气上逆
B.肺气胀满,不能敛降
C.肺脾气虚
D.痰热阻肺
E.肺肾气虚
参考答案:B
Nowadays more and more people are advised to arrange for insurance_____that they or their family members need medical treatment.
A.in order
B.in need
C.in case
D.in hope
农业生态学的研究对象主要是()。
A.农作物
B.家畜家禽
C.农田生态系统
D.农业生态系统