Monotremata is a part of mammals, and it has different characteristics from other animals such as birds and reptiles.

He repaired the spoke of the bicycle.

He always interrupts the conversation to express his own opinion.

Greek mythology is very interesting.

The airplane disintegrated in mid-air.

He couldn't hide the expression of dread.

What will you eat for dinner?

He drove a stake into the garden.

This warehouse is very spacious.

He burned the paper.