肺炎患者，经抗生素治疗后好转，现症见：干咳少痰，咳嗽声低，气短神疲，身热，手足心热，自汗，心胸烦闷，口渴欲饮，舌红，苔薄黄，脉细数。治疗应首选的方剂是（）

A.竹叶石膏汤加减

B.沙参麦冬汤

C.清营汤

D.生脉散合四逆汤

E.补肺汤

If you are on the beach and are signaling to a small boat in distress that your present location is dangerous and they should land to the left，you would（）.

A.fire a green star to the left

B.send the letter K by light and point to the left

C.place an orange signal to your left as you signal with a white light

D.send the code signal S followed by L