增加：在缺词处加一个漏字符号(∧)，并在其下面写出该加的词。
删除：把多余的词用斜线(\)划掉。
修改：在错的词下划一横线，并在该词下面写出修改后的词。
注意：1. 每处错误及其修改均仅限一词；2. 只允许修改10处，多者(从第11处起)不计分。
Now million of people are suffering hunger while tons of food are being wasted. So it is a honor for me to speak here with the theme of "Say no to food waste".
Food waste has huge impacts. Not only does it waste energy, but also it contribute to global warming once throw out into the landfills. Thankfully, our efforts have made to deal with the issue. We can help prevent food waste by adopting to food conservation strategies daily. When cooking at home we should careful plan meals and not cook more than which is needed. We should order only according to their needs and take the leftovers home before eating outside. It's high time that we took action!
