这个行李箱太重了，我提不起来。

This suitcase is too ___heavy for me to lift.

这块沉重的木头很难搬动。

This ___heavy piece of wood is hard to move.

昨晚的暴风雨带来了强降雨。

Last night's storm brought ___heavy rainfall.

这个项目带来了沉重的责任。

This project comes with ___heavy responsibilities.

经过一整天的徒步旅行后，他的双腿沉重得几乎抬不起来。

After a full day of hiking, his legs felt ___heavy and hard to lift.