Choose the best answer 

which word means "caring only about yourself rather than about other people" ?

Choose the best answer to complete each sentence 

Constant _______ of attack makes everyday life dangerous here.

Choose the best answer to complete each sentence 

A specific area of biotechnology that shows great promise for treatment and cureof life- _______ diseases.

Choose the best answer to complete each sentence 

_______ is the technology of sending signals and messages over long distancesusing electronic equipment, for example by radio and telephone.

Choose the best answer to complete each sentence 

There are several places where residents face the threat of _______ every day.

Choose the best answer to complete each sentence 

They are trying to persuade the rich to__________their money to the charities.

Choose the best answer  

He ______ a major contribution to peace in the region.

Choose the best answer to complete each sentence 

The more powerful weapons are, the more terrible the _______ is.