People with strong general immunity are less likely to catch a cold.

Mucosal immunity plays a crucial role in protecting our bodies from pathogens.

He swore to protect that secret even at the cost of his life.

Please proceed one by one in order.

He made a long journey to visit the king.

He is doing special exercises to train his gluteus minimus muscle.

Etsuko went to pick up the child.

He said 'friend' as a noun ending for me.

He paid hush money to the police.

Crustaceans are a type of marine life, including crabs and shrimp.