Flies are annoying in the summer.

Whiteflies are very small insects but harmful to plants.

Horseflies are annoying insects in the summer.

The horseflies are annoying in the summer.

Tsetse flies transmit sleeping sickness.

The mosque is a place of worship for Muslims.

The musketeers were known for their courage and loyalty.

The musketeer was preparing for the battle.

Mosques are places of worship for Muslims.

Musketry was used during the war.