我们要多种树，种很多很多树。

We need to plant trees, lots of trees.

youdao

第一，为了保持水份我们应该多种树。第二，我们要骑自行车或步行去上学或上班。

Second, we can ride a bike or walk to the school and work. Third, we shouldn't throw the dirty water into the river. Finally, we can ask more people to join us.

youdao

第一，为了保持水份我们应该多种树。第二，我们要骑自行车或步行去上学或上班。

Second, we can ride a bike or walk to the school and work. Third, we shouldn't throw the dirty water into the river. Finally, we can ask more people to join us.

youdao