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

Câu hỏi liên quan

• Choose one word or phrase marked A, B, C, or D that best complete the preceding sentence:

  ____________, he would have learned how to read.

• In the early 20th century, Marie_______the first woman to receive a PhD from the Sorbonne.

• The medical problems of parents and their children tend to be very similar to because of the hereditary nature of many diseases.

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• Chọn phương án thích họp (A, B, c or D) đế hoàn thành yêu cầu của câu.

   ____ you run quickly, you are likely to be late.

• Although the social sciences different a great deal from one another they share a common interest in human relationships.

• Choose the best answer.

  My children are fond of..................books.

• Without alphabetical order, dictionaries would be impossibility to use.

• Choose the best answer:

  My sister is very _____ of collecting stamps.

• Use the correct tense or form of the verb given in each sentence.

  If the weather_____________ bad tomorrow, we will not go camping, (be)

• Choose the best answer among the A, B, C, or D provided to finish each of the incomplete sentences below:

  An umbrella is what I need now, it’s raining. I’ll give it___________ tomorrow.

• Thanks to his obstinacy, he achieved what he wanted. If he were discouraged earlier by this failures, he would not have reached his aims.

• She is very glad ________ see you again.

• It was after shortly microscopes were introduced at the beginning of the seventeenth century that micro organisms were actually sighted.

• Choose the best answer:

  A ____________ is a short funny film with drawn characters.

• Tea did not become popular in Europe until the mid 17th century when it has been first imported to England and Holland.

• The Library of Congress, located in the nation’s capital, houses history documents and photographs as well as most books published.

• After talking in Copenhagen yesterday, the secretary of state returning to Washington

• The native people of the Americans are called Indians because when Columbus landed in the Bahamas in 1492, he thought that he has reached the East Indies.

• Choose the best answer:

  Vung Tau has a long beach, which is very good _____ swimming.

• Choose the best answer among the A, B, C, or D provided to finish each of the incomplete sentences below:

  The Internet has enabled people to___________ with each other more quickly.