In the testing, Dr. Aiken cut the background from those photos for the purpose of______.A．

The pressure range between the system cut in and cut out pressures in a refrigeration unit

Despite all of the advances in medicine, healthcare providers have never been on the cut

What does the sentence " the government has cut... training courses" in the last paragraph

The faces of elderly, happily-married people sometimes resemble each other. Dr. Aiken stud

In the tests the American returning rate was the

The author thinks that we shouldn’t take it for granted that those who get high scores on intelligence tests can do well in practical work .