题目内容
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[主观题]
When taken according to the directions, the drug has no side effects.
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According to Cynthia Kenyon, anti-aging drugs in the future will ______.
A.extend the average and maximum lifespan
B.be useful to test Dr Rattan's hypothesis
C.cure some diseases related to aging
D.be taken to study their side effects
A.what; when
B.that; when
C.which; when
D.when; when
A.to
B.into
C.for
D.with
A.Macbeth
B.King Lear
C.Othello
When were pulse rates taken?
A.after every exercise period
B.every day
C.after the step-tests
D.every time the ratio of active riding was increased
A.BER
B.FER
C.HO events
D.Speech coder
E.Timing advance
A.taken off
B.given away
C.put away
D.set off