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Alcohol may taste sweeter if you were exposed to it before birth, suggests a study in rats. The findings may shed new light【C1】why human studies have previously【C2】fetal alcohol exposure to increased alcohol【C3】later in life, and to a【C4】age at which a person【C5】starts drinking alcohol. Alcohol"s taste is a(n) 【C6】of sweet and bitter components. To【C7】whether prenatal alcohol exposure could【C8】the perception of these components, Steven Youngentob at the State University of New York in Syracuse and John Glendinning at Columbia University in New York【C9】how eagerly rats consumed alcohol, sweet water【C10】bitter water. They found that young rats whose mothers had consumed alcohol during pregnancy【C11】alcohol and consumed more of the bitter water than the【C12】of mothers that didn"t consume alcohol. Rats that had been exposed to alcohol before birth also seemed to be more【C13】to the smell of alcohol. Prenatal exposure seems to reduce the【C14】bitterness of alcohol, making it seem【C15】, says Youngentob. Both of these differences seemed to【C16】once the rats reached adulthood—but【C17】they hadn"t tasted alcohol during their youth. If prena-tally exposed rats did consume alcohol in their youth, these preferences seemed to become【C18】for life. "The take-home message is to keep kids away from【C19】for as long as possible—【C20】if they have had prenatal exposure," says Youngentob. 【C19】

A. bitterness
B. sugar
C. component
D. alcohol

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Alcohol may taste sweeter if you were exposed to it before birth, suggests a study in rats. The findings may shed new light【C1】why human studies have previously【C2】fetal alcohol exposure to increased alcohol【C3】later in life, and to a【C4】age at which a person【C5】starts drinking alcohol. Alcohol"s taste is a(n) 【C6】of sweet and bitter components. To【C7】whether prenatal alcohol exposure could【C8】the perception of these components, Steven Youngentob at the State University of New York in Syracuse and John Glendinning at Columbia University in New York【C9】how eagerly rats consumed alcohol, sweet water【C10】bitter water. They found that young rats whose mothers had consumed alcohol during pregnancy【C11】alcohol and consumed more of the bitter water than the【C12】of mothers that didn"t consume alcohol. Rats that had been exposed to alcohol before birth also seemed to be more【C13】to the smell of alcohol. Prenatal exposure seems to reduce the【C14】bitterness of alcohol, making it seem【C15】, says Youngentob. Both of these differences seemed to【C16】once the rats reached adulthood—but【C17】they hadn"t tasted alcohol during their youth. If prena-tally exposed rats did consume alcohol in their youth, these preferences seemed to become【C18】for life. "The take-home message is to keep kids away from【C19】for as long as possible—【C20】if they have had prenatal exposure," says Youngentob. 【C18】

A. clear
B. obvious
C. set
D. mature

Alcohol may taste sweeter if you were exposed to it before birth, suggests a study in rats. The findings may shed new light【C1】why human studies have previously【C2】fetal alcohol exposure to increased alcohol【C3】later in life, and to a【C4】age at which a person【C5】starts drinking alcohol. Alcohol"s taste is a(n) 【C6】of sweet and bitter components. To【C7】whether prenatal alcohol exposure could【C8】the perception of these components, Steven Youngentob at the State University of New York in Syracuse and John Glendinning at Columbia University in New York【C9】how eagerly rats consumed alcohol, sweet water【C10】bitter water. They found that young rats whose mothers had consumed alcohol during pregnancy【C11】alcohol and consumed more of the bitter water than the【C12】of mothers that didn"t consume alcohol. Rats that had been exposed to alcohol before birth also seemed to be more【C13】to the smell of alcohol. Prenatal exposure seems to reduce the【C14】bitterness of alcohol, making it seem【C15】, says Youngentob. Both of these differences seemed to【C16】once the rats reached adulthood—but【C17】they hadn"t tasted alcohol during their youth. If prena-tally exposed rats did consume alcohol in their youth, these preferences seemed to become【C18】for life. "The take-home message is to keep kids away from【C19】for as long as possible—【C20】if they have had prenatal exposure," says Youngentob. 【C15】

A. milder
B. bitter
C. slighter
D. sweeter

Alcohol may taste sweeter if you were exposed to it before birth, suggests a study in rats. The findings may shed new light【C1】why human studies have previously【C2】fetal alcohol exposure to increased alcohol【C3】later in life, and to a【C4】age at which a person【C5】starts drinking alcohol. Alcohol"s taste is a(n) 【C6】of sweet and bitter components. To【C7】whether prenatal alcohol exposure could【C8】the perception of these components, Steven Youngentob at the State University of New York in Syracuse and John Glendinning at Columbia University in New York【C9】how eagerly rats consumed alcohol, sweet water【C10】bitter water. They found that young rats whose mothers had consumed alcohol during pregnancy【C11】alcohol and consumed more of the bitter water than the【C12】of mothers that didn"t consume alcohol. Rats that had been exposed to alcohol before birth also seemed to be more【C13】to the smell of alcohol. Prenatal exposure seems to reduce the【C14】bitterness of alcohol, making it seem【C15】, says Youngentob. Both of these differences seemed to【C16】once the rats reached adulthood—but【C17】they hadn"t tasted alcohol during their youth. If prena-tally exposed rats did consume alcohol in their youth, these preferences seemed to become【C18】for life. "The take-home message is to keep kids away from【C19】for as long as possible—【C20】if they have had prenatal exposure," says Youngentob. 【C9】

A. estimated
B. measured
C. evaluated
D. identified

Alcohol may taste sweeter if you were exposed to it before birth, suggests a study in rats. The findings may shed new light【C1】why human studies have previously【C2】fetal alcohol exposure to increased alcohol【C3】later in life, and to a【C4】age at which a person【C5】starts drinking alcohol. Alcohol"s taste is a(n) 【C6】of sweet and bitter components. To【C7】whether prenatal alcohol exposure could【C8】the perception of these components, Steven Youngentob at the State University of New York in Syracuse and John Glendinning at Columbia University in New York【C9】how eagerly rats consumed alcohol, sweet water【C10】bitter water. They found that young rats whose mothers had consumed alcohol during pregnancy【C11】alcohol and consumed more of the bitter water than the【C12】of mothers that didn"t consume alcohol. Rats that had been exposed to alcohol before birth also seemed to be more【C13】to the smell of alcohol. Prenatal exposure seems to reduce the【C14】bitterness of alcohol, making it seem【C15】, says Youngentob. Both of these differences seemed to【C16】once the rats reached adulthood—but【C17】they hadn"t tasted alcohol during their youth. If prena-tally exposed rats did consume alcohol in their youth, these preferences seemed to become【C18】for life. "The take-home message is to keep kids away from【C19】for as long as possible—【C20】if they have had prenatal exposure," says Youngentob. 【C13】

A. appreciated
B. attracted
C. focused
D. absorbed