例句：

Tony feels like he's over the hill, but he might feel better about himself if he lost a little weight.

Tony觉得自己身体大不如前，但是他觉得减减肥会自我感觉良好一些。

Make one's mouth water:

流口水 √

例句：

The smell of fried chicken made my mouth water.

炸鸡的味道使我不禁流口水流口水。

On one's toes(ready alert):

在某人脚趾上 ×

机警;准备去做 √

例句：

A police officer has to be on his toes.

警察必要提高警惕。

Pass the hat:

传帽子 ×

捐钱为某人解决意外的灾难 √

例句：

His son is really sick, so we passed the hat around the office to help collect money for hospital bills.

他儿子因为病重，办公室的同事都捐钱给他解决医疗费用问题。