我国《高层民用建筑设计防火规范》规定公共建筑的高层与低层建筑区别高度为（）米。
A、50
B、100
C、10
D、24
参考答案：D
In such dry weather, the flowers will have to be watered if they ____________
A．have survived
B．are to survive
C．would survive
D．will survive
Give that book.It's .[ ]
A.my;my
B.me;me
C.mine;mine
D.me;mine
