热瘴发作的主要临床特点是（）
A.出现壮热
B.出现寒战
C.出现神昏痉厥
D.出现肢冷
参考答案：C
.
I must leave it to your own _______ to decide whether you should go back to your home town or just stay here with us.
A．awareness
B．judgment
C．conclusion
D．impression
二次燃烧有哪些危害？
