Chewing gum

Part 2: For questions 9-16, read the text below and think of the word which best fits each gap. Use only one word in each gap. There is an example at the beginning.

 

Chewing gum

You still tend (0)_TO_ think chewing gum is a fairly recent invention, even (9)______ there is evidence it was used 5,000 years ago in Finland. The Ancient Greeks also chewed gum, as (10)________ the Aztecs in Mexico during the sixteen century. As far as we know, however, it wasn’t (11)______ 1869 the chewing gum became popular in its present form, (12)_______ a New York inventor called Thomas Adams first had the idea of adding flavour to it.

 

Nowadays, of course, it is chewed around the world, (13)__________ the fact that it continues to be regarded by some (14)________ an unpleasant (15)________ it remains for some time because it is extremely difficult to remove oncce it has stuck to the surface. On the other hand, those (16)________ favour of gewing gum claim it helps them relax, improves their concentration, and helps their teeth clean.