问题
选择题
As more and more restaurants join "clear your plate" campaign, people are encouraged _______ food any more.
A．not waste
B．not wasting
C．not to waste
D．not wasted
答案
答案：C
题目分析：句意：当越来越多的餐厅加入“光盘行动”，人们被鼓励不要去浪费食物。分析固定句型：encourage sb. to do sth. 鼓励某人去做某事，用其被动语时也要用to do 来说明去做的事，故选C