An electromagnet will remain magnetized only as longer as electricity flows through it.

Câu hỏi liên quan

• Paper money was in _____ use in China when Marco Polo visited the country in _____ thirteenth century. A. the, the B. Ø, the C. Ø,Ø D. the, Ø 

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

  I’m becoming increasingly absent-minded. Last week, I locked myself out of my house twice.

• One responsibility of human beings is to interfere with the actions of another people except in the face of injustice.

ZUNIA12

• Psychological studies show that many students feeling terrible about the results of tests on which they have actually performed well.

• The modern French dictionary is typically a single compact volume published with a modest price.

• While they were away at the beach, they allowed their neighbors use their barbeque grill.

• Choose the best answer:

  We ..................... the UFOs yet.

   

• He is neither ______ African, nor _____ Asian. He is from _____ Europe. 

• From now on, we’re going to study really hardly and make sure we will pass the exams.

• Thanks to a considerable number of material data, we know pretty much about ancient Egypt, but few historical records of Babylon are available.

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

  Salegirl: "Can I help you? We 've got some new shirts here." - Customer: " Ok, Thanks._______."

• Deep cratered, the sun is over 2604 miles in diameter with negligible gravity and atmosphere.

• Many birds will, in the normal course of their migrations, flying more than three thousand miles to reach their winter homes.

• Choose the best answer:

  I was just about .................. the office when the phone rang.

   

• A few animals sometimes fool their enemies _______ to be dead.

• The residence of Greenville, Texas hold an annual Cotton Jubilee to remember the crop that caused their city to prosper.

• A sailor is _____ person who works on a ship. 

• Can you ________ what it would be like to live without books?

   

• Some trees such as the Banksias need to be burned periodically so that the seeds would open and germinate.

• I _______ like to watch TV. There is a good film on.