单项选择题

It is logical that a detailed learning of plants and their properties must be extremely ancient.

A． Right
B． Wrong
C． Not mentioned
<上一题 目录 下一题>
热门 试题

单项选择题
Today people usually acquire a large amount of botanical knowledge from textbooks.
A． Right
B． Wrong
C． Not mentioned
单项选择题
Our direct contact with plants grows with the process of industrialization.
A． Right
B． Wrong
C． Not mentioned
相关试题