单选题
What we can do according to para.1?
A、
We could engineer the development of food crops and domesticated animals through selective breeding practices.
B、
We could obtain rapid development.
C、
We could change the life form of animal immediately.
D、
We could live longer than before.
【正确答案】
A
【答案解析】
.. humans have engineered the development of food crops and domesticated animals through selective breeding practices."
提交答案
关闭