Read and choose the appropriate option:
WHY DO ANIMALS GO EXTINCT?
Different kinds of animals have appeared and disappeared throughout Earth’s history. Some animals go extinct because the climate (41)_______ they live changes. The climate may become wetter or drier. It may become warmer or cooler. If the animals cannot change, or adapt, to the new climate, they die.
Some animals go extinct because thay cannot (42) _______ with other animals for food. Some animals go extinct because they are killed by enemies. New kinds of animals are always evolving. Evolving means that the animals are changing (43) _______ from generation to generation. Small differences between parents, children, and grandchildren slowly add up over many, many generations. Eventually, a different kind of animal evolves. [evolve: tiến hóa]
Sometimes many of the animals on Earth go extinct at the (44) _______ time. Scientists call this a mass extinction. Scientists think there (45) _______ at least five mass extinctions in Earth’s history. The last mass extinction happened about 65 million years ago. This mass extinction killed off the dinosaurs.
(43)




A.accidentally
B.suddenly
C.quickly
D.slowly

Read the passage and choose the best answers.
World Wildlife Fund (WWF) safeguards hundreds of species around the world, but we focus species attention on our flagship species: giant pandas, tigers, endangered whales and dolphins, rhinos, elephant, marine turtles and great apes. These species not only need special measures and extra protection in order to survive, they also serve as “umbrella” species: helping them helps numerous other species that live in the same habitats.
In addition to our flagship animals, we work to protect numerous species in peril around the world that live within our priority eco-regions. Large predators like snow leopards and grizzly bears, migratory species like whooping cranes and song birds, and a host of other species facing threats also benefit from WWF’ s conservation efforts. Our wildlife trade experts at “traffic” work to ensure that trade wildlife products, doesn’t harm a species, while also fighting against illegal and unsustainable trade.
WWF is known for acting sound science. Science leads and guides us strategies and approaches, from the way to restore tigers in viable, breed population to decide which areas need protection the most.
What can science help us in safeguarding endangered species?




A.Find the way to kill all species easily.
B.Lead and guide strategies and approaches.
C.Discover another habitat of animal.
D.Search for a food source for animals.

Choose the best answer to each of the following questions
Two parallel white lines in the middle road meant that you _________ not overtake.




A.must
B.might
C.may
D.need

Choose the best answer to each of the following questions
To tell the truth, Aim frightened ________ ghosts.




A.for
B.on
C.with
D.of

Choose the best answer to each of the following questions
You would rather _________ talking in class so as not to make your teacher angry.




A.stops
B.stopping
C.to stop
D.stop

Choose the best answer to each of the following questions
Pay attention ________ all traffic signs when you are travelling in the street.




A.for
B.on
C.to
D.from

Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions.
I tried to talk to her, but she was as high as a______.




A.kite
B.house
C.sky
D.wall

Mark the letter A, B, C, or D on your answer sheet to indicate the underlined part that needs correction in each of the following questions.
Miranda still has trauma from the tragic accident, that took away her closest friend.




A.has
B.tragic
C.that
D.closest

A.justice
B.diverse
C.series
D.current

The phrase “largely renounces” is closest in meaning to _________.




A.generally rejects
B.greatly modifies
C.loudly declares
D.often criticizes