1. Crocodiles have been known to have a life span of up to 80 years

1.
A)
B)
C)
D)
Crocodiles have been known to have a life span of up to 80 years.
Researchers hope to learn whether crocodiles are able to live up to 80 years.
Some people continue to claim that a crocodile typically has an 80-year life span.
It has been reported that crocodiles can survive until they are 80 years old.
It is known that the life span of crocodiles was shorter 80 years ago.
2. A crocodile with its mouth open looks aggressive, but it actually does this to keep its
body temperature lower.
A) An open-mouthed crocodile appears aggressive, but there is no
need to fear it unless the temperature is low.
B) Despite its aggressive appearance, a crocodile opens its mouth
not to frighten but rather to stay cool.
C) A crocodile must open its mouth to stay cool, which also leads to it being more
aggressive.
D) A crocodile opens its mouth to look aggressive, but doing this also has the benefit of
keeping it cool.
3. Pythons prefer to live in tropical forests, but they have got used to living in cities
because people have destroyed their natural homes.
A) Getting used to living in cities is difficult for pythons, but they may need to if their homes
in tropical forests are damaged.
B) Pythons must remain in their natural homes in tropical forests because people in cities
cannot get used to living with them.
C) Pythons used to live in cities due to the fact that their forest homes were destroyed, but
many have returned to tropical forests.
D) Due to the destruction of tropical forests, the python’s natural home, these snakes have
adapted to living in cities.
4. Alan Orams constructed the Greenpeace’s yacht Vega without the aid of any power
tools.
A) Greenpeace’s yacht Vega was built by Alan Orams, who did not use any
power tools during its construction.
B) Alan Orams could not use power tools effectively when building
Greenpeace’s yacht Vega.
C) Opposed to the use of power tools, Alan Orams tried to make Greenpeace’s
yacht Vega without using them.
D) If he had made use of power tools, Alan Orams could have built a better
yacht than Greenpeace’s Vega.
5. The discovery of gold nearby attracted European settlers to Vancouver around
1800.
A) Europeans who visited the area around Vancouver in the early 1800s used to find gold.
B) Close to 1800, Europeans moved to Vancouver as gold had been found in that region.
C) Vancouver had just been settled by Europeans when gold was discovered in the area.
D) People went to Vancouver near 1800, which led to finding gold in the surrounding area.
ANSWERS – 1C, 2B, 3D, 4A, 5B