feed change gears

例句：

1. 1. The baby needs to be fed regularly.
   婴儿需要定期喂食。
2. 2. The farmer feeds his livestock with grass and grains.
   农民用草和谷物喂养他的牲畜。
3. 3. The company supplies food to the hospital.
   该公司向医院供应食品。