A．Taking drugs.B．Being crushed.C．Becoming an orange.D．Being a problem to the society.
A. Taking drugs.
Being crushed.
C. Becoming an orange.
D. Being a problem to the society.
What do we learn from the last paragraph？
A. One's success is more closely related to individual character and creativity.
B. Individual greatness is mainly determined by genes and good education.
C. Good luck is indispensable if people want to achieve extraordinarily successful.
D. The influence of social forces has been underestimated before Malcolm Gladwell.
When explaining why kids must eat vegetables, parents need to______.
A. understand nutrition
B. express the idea carefully
C. be a forceful speaker
D. be persistent and patient
According to the passage, what are the opportunity costs of a product？
A. The amount of time and money spent in producing it.
B. The opportunities a person has to buy it.
C. The value of what could have been produced instead.
D. The value of the resources used in its production.
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