某咯血患者出现烦躁不安、张口瞪目，两手乱抓等窒息表现，护士应首先采取哪项措施

A．使用镇静药
B．行人工呼吸
C．给予高流量吸氧
D．输血、输液
E．立即置患者头低足高位

.

Our strong sympathy for the people in the earthquake-stricken area is ________ in the ceremony.

A．reacted

B．reflected

C．responded

D．recovered