It’s very wise of you to ________ well trained workers _____ untrained ones in the assembly line.

 Body language is widely used to ______our feelings and emotions to others by means of   gestures and posture.

 — Alice, have you heard that the grocery store down the street was ______, and nearly all the things there were stolen?— God! Really? That’s horrible!

It is said that there are millions of camels in India and _______ of them is growing.

—Oh, doctor, The wound on my leg is infected.  —You really shouldn’t have left it _______ to the sun.