A、It will replace farmland in the end. B、It can help save natural resources. C、It is not sustainable in essence. D、It is availab

admin2021-08-24  3

问题

选项 A、It will replace farmland in the end.
B、It can help save natural resources.
C、It is not sustainable in essence.
D、It is available on the market now.

答案B

解析
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