Those mothers who had never breastfed.
Those mothers who never gave birth.
Those mothers who breastfed for a month.
Those mothers who breastfed for six months.
第1题:
According to Michael Lynn's studies,waiters will likely get more tips if they( )
[A] have performed good service
[B]frequently refill customers' water glass
[C]win customers' favor
[D]serve customers of the same sex
第2题:
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第8题:
among children born out of wedlock there were more girls than boys.
the chance of a woman giving birth to a girl is higher if she has been living with a man before the child was conceived.
for parents who were not cohabiting, boys were born 51.5% of the time.
women who have not been living with a man are more likely to have daughters.
第9题:
as
than
while
until
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第11题:
Americans were more in contact before the advent of the Internet.
The Internet is weakening the tie of social networks.
If you use the internet, you are more likely to get help from network members.
Internet users are more likely to receive help from non-users.
第12题:
91% of the women successfully give birth to girls
76% of the women get pregnant with boys
it is more successful for those who want to have girls
it is more successful for those who want to have boys
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第19题:
employees are more likely to be fired as they get higher in position.
executives in Japan are more likely to get fired than those in America.
corporate governance in America and Japan is too loose.
shareholders in both America and Europe put great pressure on the management.
第20题:
About two thousand and two hundred old women took part in the study.
Eleanor Schwarz's research program was about men and women who suffered fromdiabetes.
Over one fifths of the women never got married.
Eleanor Schwarz's results seem more reliable.
第21题:
not likely to be mistreated by others
less likely to get heart diseases
usually intelligent and wise
usually very religious
第22题:
Most voters support the government's effort to help young people to work.
Some people protest against the government's attempt to force young people to work.
There are more than one million young people who took part in the program.
There are more than one million young people who are jobless.
第23题:
are regarded as loyal customers.
happen to buy the products from a company.
trust the quality of the products from a company.
care little about prices of the products.