When asked about the secret about staying young, he said that a balanced diet      with exercise was the recipe for a healthy life.

The doctors has_________ a new idea on the treatment, which is well thought of by his companions.

Many died or returned home, but most remained in California to _______ for themselves in the new town. 

Radium salts, which have been found to _____ in bones, give rise to cancers of the bone.

We asked him not to stay here___.