单选题
The main idea of the first paragraph is ______.
A、
life on land probably began about 430 years ago
B、
the first animal on land came from oceans
C、
there wouldn't be animals without plants
D、
plants are the only form of life that is able to get and store energy
【正确答案】
C
【答案解析】
[分析] 见第一段…no animals could have been living if plants had not been on land first．
提交答案
关闭