A:点燃酒精灯
B:闻气体气味
C:倾倒液体
D:移开蒸发皿
如图所示的实验操作不正确的是( )
____+18=44
44-18=____
Mo Yan's books have been sold out(卖光) in many bookstores __________ his winning of the Nobel Literature Prize (诺贝尔文学奖).
下列说法中正确的是( )