The world's population is growing ___________ and there is ___________ land and water for growing rice.
A:more; less
B:larger, fewer
C:larger, less
D:more, fewer
下图表示高等动物卵子的发生过程,相关叙述不正确的是
可再生资源是指____的自然资源,非可再生资源是指____。
“萧萧梧叶送寒声,江上秋风动客情。”这句诗出自于( )