Pag. 30

ex. 2

Joe Jacobson was a researcher for the MIT. He had a ‘Eureka’ moment because he had a great idea.

Ex.3

Was working

He was lying on a beach when he finished his book.

Was feeling

Heard

Called

Replyed

Went

Opened

Looked out

Drived

Got

Was

Reached

Put

Was

Ex. 6

Were studying, met

Crashed, was doing

Was watching, got

Was raining, woke up

Burnt, was making

Texted, was walking

Pag. 31

ex 1

A. Chemistry. B. archaeology. C. ecology. D. geology. E. marine biology. F. physics.

Ex.3

A chemist.

An ecologist.

A geologist.

A physicist.

An archeologist.

A marine biologist.

Ex. 6

Biologist

Chemistry

Ecologist

Geologist

Physics

Scientist.