赞题库-背景图
单项选择题

The author's attitude towards the current situation in the exploitation of natural resources is______.

A．positive
B．natural
C．suspicious
D．critical
<上一题 目录 下一题>
热门试题

单项选择题A．itB．thoseC．thisD．that

A．it
B．those
C．this
D．that

单项选择题A．jobB．workC．hourD．day

A．job
B．work
C．hour
D．day