When the project became too difficult, they decided to _______________ it.
abandon
Be careful in the mountains; there's a risk of an _______________.
avalanche
Schools were closed because of the ___________.
blizzard
The building was old, so it was destroyed. In this video, you can see it ________.
collapsing
After the heavy rain, there was a _______________ in the streets.
flood
They evacuated the area when they heard a _______________ was coming.
hurricane
Close your eyes and _______________ a world where anything is possible.
imagine
We finally reached the _______________ of the mountain after a long hike.
peak
The _______________ of our city keeps growing every year.
population
They had to evacuate because of the threat of a _______________.
tsunami
A _____ _____ sleep is not healthy for you.
lack of
THE MAYA CIVILIZATION WAS AT ITS PEAK FOR ............... YEARS.
3,000 YEARS
APPROXIMATELY 1,200 YEARS
50,000 YEARS
MORE THAN 6 CENTURIES
BUT ............. THE CITIES WERE ABANDONED; NOW THERE ARE ONLY RUINS.
FORTUNATELY
TRADIONALLY
RECENTLY
SUDDENLY
FOR YEARS ARCHEOLOGISTS THOUGHT THAT ....... .
DINOSAUS MIGHT HAVE KILLED THE MAYA CIVILIZATION.
THE MAYA COULD HAVE BEEN ABDUCTED TO ANOTHER PLANET.
A DISASTER MUST HAVE HIT THE MAYA.
A METEOR MAY HAVE KILLED THEM.
TWO MAYAN CITIES MENTIONED IN THE TEXT ARE:
TIKAL AND SAKURA
TIKAL AND CANCUÉN
CANCUÉN AND SAPPORO
MACCHU PICCU AND CANCUÉN
