2 Upheaval (n) - a great change, especially causing or involving much difficulty, activity,
or trouble.
Example: There was a great upheaval in pension arrangements between 1981 and 1998. 3 Revenue (n) (C1) - the income that a government or company receives regularly.
Example: Taxes provide most o f the government’s revenue. 4 Vital (adj) (B2) - necessary for the success or continued existence of something;
extremely important.
Example: She had found out some information o f vital importance. 5 Mere (adj) (B2) - used to emphasize that something is not large or important.
Example: It cost a mere 20 dollars. 6 To determine (v) (C1) - to control or influence something directly, or to decide what
will happen.
Example: The number o f staff we can take on will be determined by how much money we’re allowed to spend. Your health is determined in part by what you eat. 7 Set aside something (phr verb) - to decide not to consider something.
Example: We need to set aside our differences and begin to cooperate. 8 To implement (v) (B2) - to start using a plan or system
Example: The changes to the national health system will be implemented next year. 9 To alter (v) (B2) - to change something, usually slightly, or to cause the characteristics
of something to change.
Example: We’ve had to alter some o f our plans. 10 To encapsulate (v) - to express or show the most important facts about something.
Example: It was very difficult to encapsulate the story o f the revolution in a single one- hour documentary.