氯气紧急处理装置采用（）法，常用10%～20%作为吸收剂。
参考答案：吸收
The ordinary girl sat silently at the corner, but when the prince came over to invite her to dance, her face immediately _________.
A．cheered up
B．lit up
C．turned up
D．made up
集体林权制度改革的主要内容是什么？
