In many cultures, people signify their agreement by _______ their head.

Our teacher often said, "Who knows the answer? _______ your hand.”

She is a kind of woman who does not care much of work but generally _______  with colleagues for meals, movies or late nights at a club.

It is _______ not to say "Thank you" when you are given something.

He is one of the most _______ bosses I have ever worked with. He behaves rudely to not only me but also others in the staff.

They started, as _________gatherings but they have become increasingly formalized in the last few years.

The lecturer explained the problem very clearly and is always _______ in response to questions.

Body language is a potent form of _______ communication.

If a boss wants to have a well-qualified staff, he should have to pay his employees _______.

There was a _______ tremble in her voice, which showed that she was very nervous at that time.

Children who are isolated and lonely seem to have poor language and ________.

Find out the synonym of the underlined word from the options below 

This is the instance where big, obvious non-verbal signals are appropriate.

Find out the synonym of the underlined word from the options below 

When you are in a restaurant, you can raise your hand slightly to show that youneed assistance.

After a _______ hesitation, she began to speak with such a convincing voice.

The boy waved his hands to his mother, who was standing at the school gate, to ___ her attention.

If something _______ your attention or your eye, you notice it or become interested in it.