One of the difficulties in differentiating one language from another is thatA．one language

According to the first paragraph, language loss

A．is caused partly by colonialism, urbanization and globalization.

B．is the most extreme cultural loss people experiences.

C．is expected to occur in a few centuries.

D．occurs in less than half of the world"s 6,900 languages.

Which of the following is the best title for the text?

A．Numeracy might explain

B．Save early, save wisely

C．How to handle the crisis?

D．The erratic pattern of payment

Stephan Meier holds that the innumerate

A．are not informed to prepare for a bleak future.

B．are confident about their earning power.

C．tend to live beyond their means.

D．do not take precautions before it is too late.

We can infer from the New England research that

A．people"s attitude toward risks was a great factor affecting the pattern of payment.

B．those who were poor at calculating were likely to fall behind on their mortgages.

C．those who were numerically adept tended to make wiser loan choices.

D．people"s ability with numbers decided whether they could pay their loans on time.

The typical pattern of payment shows that

A．subprime housing bust is not foreseeable for some of the borrowers.

B．with great efforts people finally manage to pay their loans regularly.

C．numeracy accounts for the difference between defaulters and the rest borrowers.

D．the borrowers cannot ensure that all payments are on time.

When house prices drop, most subprime borrowers would

A．stop making payments immediately.

B．fail to meet the financial obligation.

C．struggle to meet the deadline of the payment.

D．choose to delay the payment.

We can infer from the supermarket scene depicted in the last paragraph that man

A．is always impatient when shopping with his wife.

B．may not be the right type for finding items.

C．may be suitable to do this routine job.

D．is sometimes unable to navigate correctly.

By referring to evolution, the author intends to show that

A．men and women are different in spatial conception and ability.

B．males are bom with the hunter"s mentality and females the gatherer"s.

C．different ways of navigation can date back to the ancient times.

D．early humans have decided the division of labor for men and women.

The result of the experiment indicated that women gatherers

A．knew how to regain energy.

B．were good at remembering landmarks.

C．were easily content.

D．travelled more efficiently.

because they can

A．reflect the routes and the amount of used energy.

B．record the overall weight of the mushrooms gathered.

C．estimate the time and energy consumed during travels.

D．provide the gatherers with different maps of routes.