You must cut ________ the bananas before you put ________ into the blender.
A:down; it
B:up; them
C:down; them
D:up; it
在“测定小灯泡额定功率”的实验中(小灯泡标有“3.8V“字样,灯泡的电阻约为12Ω):
中东地区和西亚比较,中东多了____ ,少了____(填国家).