In a way，________ global warming is a challenge for man，so we must overcome it t

题干

In a way，________ global warming is a challenge for man，so we must overcome it to build ________ fine world.

A．the；/

B．a；the

C．/；a

D．a；/

上一题下一题 0.64难度单项选择更新时间:2015-02-05 10:21:50

小学学科试题库

初中学科试题库

高中学科试题库