If I am wanted in the telephone, ask him to leave a _________.

The _________ of Lei Feng encourages us to serve the people all the time. 

 – What do you know about _______?-- Line drawings that show how something works.

He is a teacher with a lot of ______. He often tells us many of his interesting _____ in Africa.

 —What ______ do you like?—Broccoli.