Almost half of turtles and tortoises are known to be threatened with ____.

Many teenagers show signs of anxiety and _______ when being asked about their future.

Not many places at the universities are left,so choice is on a severe _______.

People tend to be unaware of the messages they are sending to others.So,it is________to consider your own body language before dealing with people from other cultures.

Many Vietnamese people ______ their lives for the revolutionary cause of the nation

Swimming produces both________and physical benefits.

He cycled and had an accident.