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Ex 12. Read the following passage indicate the correct word or phrase that best fits each of the numbered blanks
Most people are afraid of sharks, but they usually do not know much about them. For example, there are about 350
species of sharks living in all oceans around the world. All of the sharks are carnivores, but most of them don't (27)
people. Some sharks are very small while some others are very big.
The biggest species of sharks may be 60 feet long and weigh 15 tons. Unlike (28)
other kinds of
fish, sharks do not have bone. Their bodies are made up of a kind of tough white material (called cartilage). Sharks do not
have ears. (29)
they can 'hear' sounds and movements making water vibrate. The vibrations help sharks
find food. Sharks use their large eyes to find food, too. Most sharks see best in low light. They often hunt for food at dawn,
in the evening or in (30) middle of the light.
Câu 27: A. harmonize
B. attack
C. compromise D. help
Câu 28: A. much
B. every
C. little
D. money
Câu 29: A. Moreover
B. However
C. Therefore
D. So
Câu 30: A. x (no article)
B. a
C. an
D. the