smart|smartest|smarter

我用智能手机工作。

I use a ___smart phone for work.

军方在行动中部署了智能炸弹。

The military deployed ___smart bombs in the operation.

许多银行现在发行智能卡以增强安全性。

Many banks now issue ___smart cards for enhanced security.

辞掉那份工作是我做过的最明智的决定。

Quitting that job was the ___smartest move I ever made.

杰玛的老师说她是班上最聪明的孩子之一。

Gemma's teacher says she's one of the ___smartest kids in the class.

她学习更努力，变得比同学们更聪明了。

She studied harder and became ___smarter than her classmates.