1. What does the text mainly discuss?
A. What pets bring to their owners.
B. How pets help people calm down.
C. People's opinions of keeping pets.
D. Pet's value in medical research.
B. How pets help people calm down.
C. People's opinions of keeping pets.
D. Pet's value in medical research.
2. We learn from the text that a person with heart disease has a better chance of getting well if _____.
A. he has a pet companion
B. he has less stress of work
C. he often does mental arithmetic
D. he is taken care of by his family
B. he has less stress of work
C. he often does mental arithmetic
D. he is taken care of by his family
3. According to Allen, why did the people do better with pets around when facing stressful tasks?
A. They have lower blood pressure.
B. They become more patient.
C. They are less nervous.
D. They are in higher spirits.
B. They become more patient.
C. They are less nervous.
D. They are in higher spirits.
4. The research mentioned in the last paragraph reports that _____.
A. people with dogs did more exercise
B. dog lost the same weight as people did
C. dogs liked exercise much more than people did
D. people without dogs found the program unhelpful