I heard a sound that went 'doa'.

I used dodecene in an organic chemistry experiment.

Mr. Tsuchibashi is my best friend.

He finally passed the exam, proving that the third time's a charm.

Kashiwa was reading a book under the big oak tree.

We spent the night at that lodging.

He returned the sword to its sheath.

The Mariana Trench is the deepest part of the earth.

This road is a dead end.

He is majoring in civil engineering.