He is a very honest official and never _____ any gifts from the people who sought his help.

It is helpful for children to form a good habit by asking them to _____ all the toys after they finish playing.

Because of the heavy snow, some distant Japanese villages are ______ from the rest of the country.

He ____________up early since his childhood.

It’s ten years since the scientist _______ on his life’s work of discovering the valuable chemical.