皮皮学，免费搜题
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【单选题】
常成人红细胞中没有A.
HbA
B.
HbA2
C.
HbF
D.
HbH
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举一反三
【单选题】The travelers checks should be in dollars in the US because______.
A.
only a few banks deal with travelers checks
B.
only a few banks deal with foreign currencies
C.
traveler checks are insured against loss
D.
you can exchange the checks not in dollars easily
【简答题】茎上着生叶的部位称为 _____ ,两个节之间的部分称为 _____ 。银杏植株具有两种枝条,节间显著伸长的枝条称为 _____ ;节间短缩甚至难于分辨的枝条称为 _____ 。叶脱落后在茎上留下的叶柄痕迹,称为 _____ 。叶痕内的点线状突起称为 _____ 。顶芽开展时,外围的芽鳞片脱落后留下的痕迹称为 _____
【单选题】Only can a(n)______worker deal with the situation.
A.
experienced
B.
experimented
C.
influenced
D.
high
【单选题】Employees from each department elect a to the meeting.
A.
receptionist
B.
representative
C.
florist
D.
tourist
【简答题】叶脱落后在枝条上留下的痕迹称为 。
【单选题】The travelers checks should be in dollars in the US because______.
A.
only a few banks deal with travelers checks
B.
oniy a few banks deal with foreign currencies
C.
traveler checks are insured against loss
D.
you can exchange the checks not in dollars easily
【单选题】The United Nations believes that the only way to prevent worse hurricanes is to deal with global warming.
A.
Y
B.
N
C.
NG
【单选题】They were set to make a tremendous profit on the deal, but only made a ()one at last.
A.
separate
B.
broken
C.
fractional
D.
large
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