While European explorers were exploring the world from the 15th to 17th centuries and discovering new foods and spices, advertising already existed in Europe before they came to the Americas in the 1400s. As soon as European explorers returned home, they introduced the new items to their countries, and early advertisements had no words until literacy became widespread in the 18th century.

1. EXERCISE 3.2 ON PAGES 22-
23: TIME CLAUSES WITH AS
SOON AS, BEFORE, UNTIL
AND WHILE

2. 1.Advertising already existed in Europe before
Europeans came to the Americas in the 1400’s.
Before Europeans came to the Americas in the 1400’s,
advertising already existed in Europe.

3. 2. While Europeans were exploring the world from the
fifteenth to the seventeenth centuries, they found new
an interesting kinds of food and spices.
(while)

4. 3. As soon as European explorers came home, they
introduced the items to the people from their countries.

5. 4. Europeans didn’t know anything about coffee before
they read ads that explained what it was.
(before)

6. 5. Early advertisements had no words because most
people could not read until literacy became widespread
in the eighteenth century.
(until)

7. 6. Newspapers were the most common form of
advertising before radio was invented in the 1920’s.
Before radio was invented in 1920’s, newspapers were
the most common form of advertising.