单项选择题

According to Dr. Sacco, ______.

A．different wines work differently on drinkers at stroke risk
B．non-drinkers should also consume a moderate amount of alcohol
C．drinkers should keep to one kind of alcohol to ward off strokes
D．moderate alcohol consumption protects against strokes

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热门试题

单项选择题

NBAC will leave the issue of embryo research undiscussed because ______.

A．embryo research is just a current development of cloning
B．the health of the child is not the main concern of embryo research
C．an embryo's life will not be endangered in embryo research
D．the issue is explicitly stated and settled in the law

单项选择题

The panel agreed on all of the following except that ______.

A．the ban on federal funds for human cloning should be made a law
B．the cloning of human DNA is not to be put under more control
C．it is criminal to use private funding for human cloning
D．it would be against ethical values to clone a human being