海浪突然翻涌，打湿了我们的鞋子。

The waves ___surged suddenly and wet our shoes.

最近网上购物出现了突然的大幅增长。

There has been a sudden ___surge in online shopping recently.

当他看到自己的成绩时，感到一阵喜悦涌上心头。

He felt a ___surge of joy when he saw his test results.

昨晚的闪电导致电压骤增，烧坏了我的电脑。

Last night's lightning caused a power ___surge that fried my computer.