A City University Professor reported that he discovers a vaccine which  has been almost effective in reducing the instances of tooth decay among small children.

Câu hỏi liên quan

• Choose a, b, c, or d that best completes each unfinished sentence, substitutes the underlined part, or has a close meaning to the original one.

  Everyone should act ………… in order to protect our environment.

• Find mistakes and correct

  Science and technology are part of the knowledges

• Find mistakes and correct

  Today’s nuclear fission fuels are the remnants of which used to be a much more active mixture of radioactive and fissionable materials two billion years ago and maybe earlier.

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• Find mistake

  At the awards banquet, a philanthropist was recognized for his generosity and careful aiding the poor

• Find mistakes

  The Gray Wolf, a species reintroduced in their native habitat Yellowstone National, has begun to breed there.

• Find mistakes and correct

  It was him who came running into the classroom with the news.

• Find mistakes and correct

  Some jellyfish make daily journeys at deep water the surface and back, while others migrate horizontal .

• This building……………………..in 1980.   

   

• Choose the correct answer to complete the sentence. "At last, Huong made a ________ effort to get a scholarship so that he could have chance to study overseas."

• 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.

  John no longer wants to live in the city. He decides to move to the countryside.

• Find mistakes and correct

  After the accident there was a solid line of cars stretched back for a lot of miles.

• Find mistakes and correct

  Floods and earthquakes and other natural disaster happen all over the world, causing death and material damage.

• Find mistakes and correct

  Cosmic distance is measured on some light -years.

• Find mistakes and correct

  The government’s budget maybe considered balanced when the amount of money it spends does not exceed the amount receives

• Find mistakes and correct

  Any material that is attractive by the magnet is with definition “magnetic”.

• Find mistakes and correct

  About 200 million years before, continents were part one vast land mass called Pangaea.

• Find mistakes and correct

  What about the recreational reading you are supposed get into the habit to do on a regular basis ?

• Mark the letter A, B, C, or D to indicate the correct answer to each of the following questions.

  This drink isn't beneficial for health. You ____ drink it too much.

• Choose the correct answer to complete the sentence. "They do this _____ watching and listening."

• Find mistakes and correct

  Being a nurse involves being cheerful, working unsocial hours, and come home with me smelling of uninfectant.