这条龙看起来非常威严。

The ___dragon looks very majestic.

传说中，龙守护着城堡深处的宝藏。

The ___dragon guards the treasure deep in the castle according to the legend.

我们的数学老师是个真正的恶龙，学生们都怕他。

Our math teacher is a real ___dragon, all the students are afraid of him.

科莫多龙是世界上现存最大的蜥蜴。

The Komodo ___dragon is the largest living lizard in the world.