Which of the following can’t doctors do
A: It is difficult to find out how the brain works.
B: After an arm is cut off, the doctors cannot put it back.
C: We should stop studying the brain because it is so dangerous.
A: It is difficult to find out how the brain works.
B: After an arm is cut off, the doctors cannot put it back.
C: We should stop studying the brain because it is so dangerous.
举一反三
- Which of the following can’t doctors do A: They can give a person a new heart. B: They can give a person a new brain. C: They can put an arm back on after it has been cut of
- If we don’t sell more goods, we’ll have to ______ (on) production. A: cut out B: cut off C: cut up D: cut back
- Words cannot ______ how grateful we are for his timely help. A: convey B: grasp C: put across D: cut off
- Which of the following can’t doctors do A: Less than two minutes. B: Not more than five minutes. C: More than ten minutes.
- More and more people are beginning to accept the idea that a person is dead A: when the heart stops beating. B: when the brain becomes less active. C: when the brain stops working. D: when doctors stop medical treatment.