He is a beginner in Japanese.

His specialty is computer science.

He sneaked into the school through the back gate.

This sluicegate is used to regulate the water level of the river.

He cannot forget his first love.

Colostrum is very important for the health of newborns.

He successfully completed his first year at university.

This organism is classified into the subphylum.

I went to see the Arc de Triomphe in Paris.

He is deeply studying about the classification of superphylum in his biological research.