What ............... can be drawn from the experiment of two American physicists, Clinton Davisson and Lester Germer?

Câu hỏi liên quan

• Choose the best answer among A, B, C or D that best completes each sentence: On Sunday mornings, I either go shopping ____ stay at home to read books and magazines.

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

  The power failure at dinnertime caused consternation among the city’s housewisves.

• Choose the correct answer in each sentence.

   The  __________  host encourages all participants to fill out a follow-up survey, which will be used for nonprofit research.

ZUNIA12

• Choose the correct answer in each sentence.

  Executive at Wess Lumber were praised for addressing employees' concerns in a -------- manner.

• ……….advice he had got from most of his friends was to turn down………..offer. 

• Choose the best answer:

  If you have any problem, please call Ann. She'll always a sympathetic ear.

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

  A good auditorium will ensure that the sound is able to be heard.

• Choose the correct answer in each sentence.

  A special rate has been negotiated, so we would like to recommend staying at the Hilton Hotel, ________ the meetings will be held.

• 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.

  Some experts believe that the functions of the print media will be replaced by audio or visual media.

   

• Choose the correct answer in each sentence.

  With __________   from the board of directors, CEO Brian Kieder is aggressively pursuing fresh revenue sources.

• Choose the correct answer in each sentence.

  Mr. Sato has been  _____________  a new job; however, it is in a different city.

• His health has improved since he ——————– from the hills. 

• Choose the correct answer in each sentence.

  The event coordinator will need to change the venue  ____________  there are more attendees than expected.

• His  .................  of the school regulations really can’t be ignored any longer.

• The school was closed for a month because of a serious ................. of fever.

• Please send us a postcard as soon as you _______in London. 

• Choose the correct answer in each sentence.

  The roses that were planted in the front garden last summer are  ____________  than those in the back garden.

• Choose the correct answer in each sentence.

   Everyone at the annual Tirnaco exposition seemed  ____________  by the new products on display.

• Choose the best answer among A, B, C or D that best completes each sentence: The music was so loud ____ we couldn’t hear what you said.

• Vitamin D is necessary to aid the ................ of calcium from food.