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【单选题】
Which device can be used to measure the thickness of a single sheet of paper?A.
a plastic ruler
B.
a measuring tape
C.
a micrometer
D.
a metre rule
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举一反三
【单选题】Lawrence Craven, a doctor from the USA, is the author of several published reports, one of which introduced the idea in 1953 ________ aspirin could reduce the risk of heart attacks by thinning blood.
A.
when
B.
where
C.
that
D.
which
【简答题】试述出入境强制措施的执行程序?
【单选题】What's the author's attitude towards the Asian flu? ______.
A.
He simply reports the disease objectively
B.
He is worried about the spread of the disease
C.
He is disappointed at the tests of the London doctors
D.
He believes that the disease will soon be controlled
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