化学是一门以实验为基础的自然科学,学会正确的实验观察方法十分重要,下列实验现象描述中不正确的是
A:磷在空气中燃烧产生大量的白烟
B:铁在空气中燃烧火星四射,产生黑色固体
C:硫在空气中燃烧产生淡蓝色火焰,有刺激性气味产生
D:将二氧化碳通入紫色石蕊试液,试液变红
默写《泊船瓜洲》这首古诗
《泊船瓜洲》
____ ,____ 。____ ,____ 。
lunch play games Green clothes Science
Hello, I'm Danny____is my favourite colour. My favourite____ are shorts. I don't like math____is my favourite subject. I like hamburgers for ____.My favourite school work is to____ with my friends. What about you?