猎人小心翼翼地检查了他的枪，确保它已经上膛。

The hunter carefully checked his ___gun to make sure it was loaded.

司机猛踩油门，发动机轰鸣着加速。

The driver ___gunned the engine, making it roar as it accelerated.

他用喷漆枪给汽车重新上色。

He used a spray ___gun to repaint the car.

那个保镖是个专业枪手，负责保护重要人物。

The bodyguard is a professional ___gunman, responsible for protecting VIPs.