中纬度的范围是( )
A.0°--30°
B.30°--60°
C.60°--90°
D.0°-22.5°
0°-30°为低纬度,30°-60°为中纬度,60°-90°为高纬度.
故选:B.
. ________French believe_______French is_______most beautiful language in the world.
A./ ;/ ; a
B.The; /; the
C./; the; a
D./; the; the
用作液体药剂的甜味剂是()
A、羟苯酯类
B、阿拉伯胶
C、阿司帕坦
D、胡萝卜素
E、氯化钠