The first vaccine ever developed was used to combat and fight a small, a disease resulting from infection by a virus.

Câu hỏi liên quan

• Choose the letter A, B, C or D to complete the sentences. " If you don't keep silent, you ________wake the baby up."

• In some species of fish, such the three-spined stickleback, male, not the female, performs the task of caring for the young

• Many animal species are totally colors blind, but the condition s very rare humans.

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• The news today are always full of stories about people who are unhappy

• There is no Oxygen in space to support the combustionfuels as is there in the air on the Earth.

• There is a rumour that army is about taking power, though this has been denied by government sources

• May I ask who was that man who was leaving office when we came in?

• There are many different ways of comparingeconomy of one nation with those of another.

• A turtle differs from all  reptiles in that its body is encased in a protective Shell of their own.

• Choose the letter A, B, C or D to complete the sentences. "The _____________of the family home following the divorce was a great shock to the children."

• Often a headache is caused by the contrac of one of the muscle group that cover the skull, thus causing spasm and pain.

• Choose the correct answer to complete the sentence. "Not only disabled people _____ also non-disabled ones can contribute to our community by doing voluntary work."

• Mark the letter A, B, C, or D to indicate the word(s) OPPOSITE in meaning to the underlined word(s) in each of the following questions. Visitors with more abundant travel budgets can enjoy the comfort of five-star hotels and luxury cruise ships.

• The woman of whom red car is parked in front of bank is a famous popstar

• Mark the letter A, B, C or D on your answer sheet to indicate the word or phrase that is CLOSEST in meaning to the underlined part in each of the following questions: 

  The cotton gin was commonplace on many nineteenth century farms. 

   

• Duty of police is the maintains of the law and order .

• Choose the correct answer to each of the following questions. "Tourists can do and see a lot in Ha Long Bay at a ______ price."

• This morning I bought  ............ book and a pencil. The pen is in my bag, but I don’t know where ............. book is.

• Philosophy, the inquiry into the nature of human knowledge, it i a very popular subject among university students

• Gwendolyn Brooks, which won a Pulitzer Prize Poetry in 1950, had 75 poems published by the time she was twenty