During the Spring Festival, the police are ______ the public safety.

As they ______ their way through the desert the sun beat down upon them with more fierceness.

 —Mary told me she would      computer studies. —Really? I’ll try my best to ask her to     such foolish ideas.

In order to be a good teacher, you have to ______ your imaginations and life experience.

Eating too much fat can ________ heart disease and cause high blood pressure.