Choose the best answer:
Sound comes in waves, and the higher the frequency, ________________

Câu hỏi liên quan

• Choose the best answer:
  It may become necessary for the United Nations to work ____ international agreements and strict environmental controls on the tourist industry

• Choose the best answer:
  Everyone hopes to gain physical health, _________?

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  ________ had the restaurant opened _______ people were flocking to eat there.

ZUNIA12

• Choose the best answer:
  Don’t _______ up yet, you will soon be able to play the trumpet well

• It is anticipated that this project. ....................and all lanes will be reopened to traffic by approximately 5 a.m. on Friday, October 12, 2007.

• Choose the best answer:
  ___________ is a person whose job is to connect people using a telephone system.

• I_________with my aunt when I am on holiday in Ho Chi Minh City next month.

   

• Choose the best answer:
  Accordingto tradition, the first American Thanksgiving ____ in 1621 by the English Pilgrims who had founded the Plymouth Colony.

• Choose the best answer:
  Riley is between a __________ and a hard place as he accidentally set up his doctor’s appointment on the same day as his son’s first soccer game at school

• Mark the letter A, B, C, or D on your answer sheet to indicate the word(s) CLOSEST in meaning to the underlined word(s) in each of the following questions:

  We went away on holiday last week, but in rained day in day out.

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  Nowadays, a number of parents still have preference for boys ____ girls

• Choose the best answer:
  The damage was far more serious than ________ believed

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  Never before ____ more foreign tourists to Viet Nam.

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  Tom told his girlfriend “Let me tell him if you can‟t."

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  The man ____________ about his son’s travelling because there is so much traffic on the narrow and crowded way to school

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  The incredible journey in search of the Blue Fairy is in __________

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  Carol’s performance didn’t really ________________ her usual high standard

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  We must find a________garage to have our car repaired right now

• Choose the best answer:
  What a lovely toy your child has, _______?

• Choose the best answer:
  Robert ________________ a story about his car having broken down