他在这个小镇上从事木匠手艺已经三十年了。

He has been ___plying his trade as a carpenter in this small town for thirty years.

这艘渡轮每天在两岸之间往返四次。

The ferry ___plies between the two shores four times a day.

木匠熟练地挥动着他的凿子雕刻木头。

The carpenter ___plied his chisel skillfully to carve the wood.

服务员不停地给客人倒茶。

The waiter ___plied the guests with tea continuously.