Each year quite a lot of food around the world. It’s really time for us to do something.A

问题补充：

Each year quite a lot of food around the world. It’s really time for us to do something.

A. was wasted B. is wasted C. wasted C. will be wasted

答案：

解析：根据Each year可知用一般现在时，又因为是大量食物做主语，和后面动词存在被动关系，故用一般现在时的被动语态。答案为D。