A:according to
B:regardless of
C:in addition to
D:in terms of
It took me quite a long time to get to the school. It was _______ journey.
0.008千克=____克8吨 80千克=____千克
微生物的作用表现在哪些方面?( )
做实验时,要严格按一定顺序进行,下图是加热烧杯内液体的装置,其正确的操作顺序是()(1)固定铁圈(2)放好酒精灯(3)点燃酒精灯(4)放石棉网(5)将烧杯放在石棉网上.