强制隔离戒毒场所应当根据戒毒人员的性别、年龄、患病等情况，对戒毒人员实行分别管理。 ( )
参考答案：对
解析： 略。
The number of giant pandas is getting _________ because their living areas are becoming farmlands.
A．less and less
B．larger and larger
C．smaller and smaller
D．fewer and fewer
已知y1=x2-7x+6，y2=7x-3，且y=y1+xy2，当x=2时，y=______．
