2

Question 1

as a matter of course

Answer 1

as) the usual and correct thing to do
We always check people’s addresses as a matter of course.
Unfortunately, as society becomes more centered 1 on city life, we have
to rejuvenate ourselves in nature deliberately rather than as a matter of
course.

Question 2

epidemic

Answer 2

(of something bad) occurring more and more frequently in a particular place
Car theft is now reaching epidemic proportions.
(of a disease) with large numbers of cases occurring at the same time in a particular community
Obesity has reached epidemic proportions in this country.

Question 3

stimulate (v)

Answer 3

stimulate something to make something develop or become more active; to encourage something
The women were given fertility drugs to stimulate the ovaries.
These materials are designed to stimulate students intellectually.

Question 4

stimulus (n) stimuli

Answer 4

something that helps somebody/something to develop better or more quickly
Books provide children with ideas and a stimulus for play.
People spend emotionally the overwhelming stimuli of the city.