单项选择题

What is the main topic of the conversation

A．It served as a fertilizer for crops.
B．It formed a new mountain.
C．It destroyed various insect pests.
<上一题 目录 下一题>
热门 试题

单项选择题
A．An experience.B．A lot of questions.C．The weather
A．An experience.
B．A lot of questions.
C．The weather
单项选择题
A．The crops were obliterated for the entire year.B．The crops nutritional value was considerable lessened.C．The loss was not as bad as had been anticipate
A．The crops were obliterated for the entire year.
B．The crops nutritional value was considerable lessened.
C．The loss was not as bad as had been anticipate
相关试题