徐州位于东经117度、北纬34度附近,该经纬度可写成( )
A:117°E,34°N
B:117°E,24°S
C:117°W,34°N
D:117°W,34°S
Liz ____ (draw) some picture for the people of Bird world when she met them.
把能搭配的词语用线连起来。
北风 ____ 直流
鲜血 ____ 威胁
敌人____ 呼呼
如图是鲫鱼的形态图,据图回答问题: