Escoge la opcion correcta:

MAKING TIME

The beginning of calendars

All the same / Even though we are not certain of the details of time-keeping in prehistoric eras , we do have evidence of some early attempts to measure time owing to / since the discovery by archaelogists of ancient artefacts. For example, 20,000 years ago Ice-Age hunters in Europe scratched( arañaron ) lines on sticks or bowls , possibly so that / because of they could count the days between the phases of the moon. And 5,000 years ago Sumerians ( In present-day Iraq) had already divided time as long as / in such a way that a year had 30-day months and a day 12 hours. In spite of / Having long had a calendar based on the moon’s cycles, the Egyptians then realized that Sirius , the ‘Dog Star’ , rose next to the sun every 365 days . As a result ,/ All the same, in 4236 BC they devised a 365-day calendar.

SOLUCION

El 1 es si es la primera opcion y el 2 es si es la segunda opcion:

2

1

1

2

2

1