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【单选题】
在I型超敏反应中具有重要调节作用的细胞是
A.
中性粒细胞
B.
嗜酸性粒细胞
C.
嗜碱性粒细胞
D.
单核-巨噬细胞
E.
肥大细胞
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B.
before
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until
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after
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A.
that
B.
it
C.
what
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there
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A.
40. —William, what kind of music do you like, rap or jazz? — _______. I prefer country music. A.Either will be OK
B.
Both will be OK
C.
To be honest, neither
D.
Generally, I’m not sure
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religious
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energetic
C.
independent
D.
reliable
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A.
(A) charged jobs several times.
B.
(B) went to live in Manchester.
C.
(C) did similar work as in India.
D.
(D) became head of a research team.
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A.
正确
B.
错误
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A.
figure out
B.
make it clear
C.
except for
D.
sense of pride
E.
pitched in
F.
be involved in
G.
came first
H.
reach for
I.
meet...standards
J.
as far as...is concerned
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A.
聚丙烯
B.
聚乙烯
C.
聚苯乙烯
D.
聚氯乙烯
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