四、新素材 阅读材料，完成下列任务。

任务一:根据材料内容,判断正(T)误(F)。
()1. Keeping our city clean is important.
()2. Banana skins should go into blue bins.
()3. The material shows different ways to keep the city clean.
()4. These things are difficult to do.
任务二:根据材料内容,补全短文。
Our city is our home. We must keep it . We can do many easy things to protect it. First, never drop in the streets. We should put fruit skins into bins and into blue bins. Besides planting trees and flowers, we can also grow small at home. Let’s work together to make our city clean and beautiful!

任务一:1. T 2. F 3. T 4. F 解析:根据 Here are some simple things we can do 可知,这些事很简单。
任务二:clean; litter; green; paper; plants