寒性哮喘的治法是（）。
A.温肺散寒，化痰定喘
B.解表清里，定喘止咳
C.补益肺气
D.健脾化痰
E.清热化痰，定喘止咳
参考答案：A
In the face of all these difficulties, we're not discouraged and keep ________ good spirits.
怎样排除喷油泵不供油的故障？
