It is difficult for children to change their eating habit later in life. _____，parents should encourage healthy eating from an early age.

 —I’m driving to Beijing after breakfast. —Take care,   with all this fog.

She devoted herself _______ to her research and it earned her a good reputation in her field. 

Stress can be extremely damaging to your health. Exercise, _, can reduce its effects.

——Don’t you agree with what he said at the meeting?——Yes, _____! It can’t be better.