Lesson 2

Installing is firewall is one method of trying to protect against_______.

1. hackers
2. thiefs
3. robbers 
4. crooks

This factory was capable of producing an _______ 100 cars per hour

1. believe
2. expensive
3. advise
4. incredible

The problem of_______ in big cities, which stems from uncontrolled migration from rural areas.

1. overpopulation
2. decrease
3. increase   
4. growth

The _______ by UN troops prevented fighting from breaking out.

1. participant 
2. intervention
3. joiner 
4. contestan

He had a new heart valve _______.

1. added
2. supplanted
3. improved 
4. implanted

An emergency like this _______ some pretty drastic action.

1. calls in 
2. calls off
3. calls for   
4. calls up

He was barely _______ of writing his own name.

1. able
2. capable
3. enable 
4. talented

Her_______ was so strong that it brought tears to her eyes.

1. emotion 
2. emotional
3. emotionalism
4. emotionally

This progamme is used to_______ the new genderation robots.

1. activity
2. activation
3. activate 
4. activator

In military, A.I. robots are used to _______ dangerous environments containing explosives or contaminated by nuclear weapons.

1. explore 
2. fix
3. change 
4. borrow

Do you know the country which you has the hightest life_______ in the world?

1. objective
2. expectancy
3. desire   
4. ambition

This_______disease caused a lot of complications during the treatment procedure.

1. situation 
2. difficult
3. life-threatening 
4. weak

_______ does not exist yet, but scientists are working hard to create computers that can think like human beings.

1. Advancement 
2. Destruction
3. Intervention 
4. Artificial intelligence

Intelligent ___________ are widely used in many fields such as heavy industries, hospital medicine business, and the military.

1. machines 
2. servicement
3. advisement 
4. computers

GPS systems help a lot of people to ___________ on land, on the sea, and in the air.

1. navigation
2. navigable
3. nagibility   
4. navigate