1. If it (be) is sunny next week, we (plant) will plant the vegetables.
2. If we (recycle) recycle more, we (help) will help our Earth.
3.We (save) will save a lot of trees if we (not waste) don't waste so much paper.
4. More people (have) will have fresh water if we only (use) use the water we need.
5. If the river (not be) isn't dirty, there (be) will be more fish.