According to the text, a big winner in the lotteryA．chooses to splash the prize money on l

The author argues that a sad person

A．suffers from a psychological disorder

B．is dissatisfied with whatever he"s got

C．tends to cause sadness or low spirits

D．behaves in an unfortunate manner

The author thinks that a happy person

A．has no problems to worry about

B．has a lot of good things to enjoy

C．is satisfied with everything in life

D．knows how to enjoy his normal life

Some people are reluctant to hear "an animal is unhappy" for the reason that______.

A．they usually prefer positive emotions to negative ones

B．the emotions animals have are usually happy rather than sad

C．animals experience more happy emotions than unhappy ones

D．they refuse to stop using animals for the benefit of their own

According to Professor Robert Sapolsky,______.

A．no human traits cannot be attributed to animals

B．animals and humans have commonalities, such as emotions

C．animal emotions should be discussed from their point of view

D．the study of animal behavior. has nothing to do with human values

The author feels less unrestrained when talking about animal emotions because ______.

A．most animals have emotions as strong as human beings do

B．most colleagues are on his side when talking about animals

C．animals usually have mixed, and even conflicting emotions

D．the view of animal emotions has become much more popular

In the first paragraph, "the paradigm has shifted to such an extent" means that ______,

A．some people still argue that animals don"t have emotions

B．most researchers today know little about animal emotions

C．few researchers fail to recognize that animals have emotions

D．cognitive ethnology has been developed rapidly in the last 30 years

By saying "Im glad I wasnt their dog", the author means that ______.

A．those scientists know little about the feelings of animals

B．feelings can scarcely be studied with a microscope

C．few scientists know what it feels like to be a dog

D．animals are often mistreated by scientists

The chief difficulty in treating depression is that

A．patients are ill informed about it

B．it is thought of as a social stigma

C．there is a lack of timely diagnosis

D．people are not aware of its severity

The higher risk of developing depression in women is clue to ______,

A．the influence of their hormonal changes

B．the gender-based proclivities of women

C．the long reproductive period of their life

D．their fragile health and weak constitution

In moderate or severe cases of depression, patients can be cured by

A．psychotherapy

B．early diagnosis

C．good counselling

D．appropriate medication