铝合金门窗制作划线时，通常在铺有木夹板的工作台上进行，将铝合金型材放在木夹板上，用钢卷尺，曲尺和（）对型材划线。
参考答案：钢划针
— Do you think I should go to the seaside for a rest?
----______ . You have been busy for such a long time.
A．It depends.
B．It’s up to you.
C．Why not?
D．What about you?
下列发病类型中不属于水稻立枯病是（）。
A、芽腐
B、烂秧
C、针腐
D、黄枯
