篮球比赛中，他因为两次犯规被换下场。

In the basketball game, he was benched after ___fouling twice.

忘记清洁鱼缸太久会导致藻类大量繁殖，把水弄得浑浊不堪。

Leaving the fish tank uncleaned for too long causes algae to grow, ___fouling the water.

航行中绳子缠住了船舵，导致转向困难。

The rope got ___fouled on the rudder during sailing, making steering difficult.