More and more people have realized we won't have cleaner water to drink unless something ______

题目简介

More and more people have realized we won't have cleaner water to drink unless something ______

题目详情

More and more people have realized we won't have cleaner water to drink unless something ______ soon.

[     ]

A. was done
B. will be done
C. to be done
D. is done
题型:单选题难度:中档来源:山东省中考真题

答案

D

更多内容推荐