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【单选题】
四环素类药物的抗菌作用机制是:
A.
细菌叶酸的合成
B.
细菌蛋白质的合成
C.
细菌细胞壁的合成
D.
细菌细胞膜的通透性
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【简答题】我国与雅典、罗马、开罗并称为世界四大古都的城市是_____。
【单选题】Where did U.S. goverment officials go?
A.
Jamaica
B.
Azerbaijan
C.
Nigeria
D.
Algeria
【多选题】多项选择题 题干: a公司拥有b公司40%的表决权资本,a公司拥有c公司60%的表决权资本,c公司拥有d公司52%的表决权资本,上述公司之间不存在关联方关系的是( )。
A.
a公司与b公司
B.
a公司与d公司
C.
b公司与d公司
D.
b公司与c公司
【单选题】The following questions present a sentence, part of which or all of which is underlined. Beneath the sentence, you will find five ways of phrasing the underlined part. The first of these repeats the o...
A.
have concluded that much of the currently uncontrolled invasive species on the island chain were arriving
B.
has concluded that many of the currently uncontrolled invasive species on the island chain arrived
C.
have concluded that many of the currently uncontrolled invasive species on the island chain have arrived
D.
concluded that many of the currently uncontrolled invasive species on the island chain would arrive
E.
has concluded that much of the currently uncontrolled invasive species on the island chain had arrived
【单选题】The following questions present a sentence, part of which or all of which is underlined. Beneath the sentence, you will find five ways of phrasing the underlined part. The first of these repeats the o...
A.
such proteins in whole milk are inducing in children under 12 months milk allergies
B.
that under 12 months the proteins in whole milk can induce milk allergies in children
C.
of proteins in whole milk inducing milk allergies in children under 12 months
D.
the proteins in whole milk can induce milk allergies in children under 12 months
E.
that the proteins in whole milk can induce milk allergies in children under 12 months
【单选题】青霉素的抗菌作用机理是( )
A.
干扰细菌蛋白质的合成
B.
抑制细菌的核酸代谢
C.
抑制细菌的酶活性
D.
干扰肽聚糖四肽侧链与五肽交联桥的联接
【单选题】Where did the first Chinese arrive in the U.S.?
A.
Massachusetts.
B.
Ohio.
C.
California.
D.
Virginia.
【单选题】When and where we shall bulid a larger home for the aged ________ to be discussed by the local government.
A.
remains
B.
remain
C.
is remained
D.
are remaining
【单选题】关于双相障碍混合发作,下列哪种说法不正确
A.
一般持续时间较短
B.
指躁狂症状和抑郁症状在一次发作中同时出现
C.
一年内至少有四次躁狂或抑郁发作
D.
混合发作的定义目前还有争议
E.
一般在躁狂与抑郁快速转相时发生
【单选题】The following questions present a sentence, part of which or all of which is underlined. Beneath the sentence you will find five ways of phrasing the underlined part. The first of these repeats the or...
A.
generic drugs cost half as much as buying name-brand drugs
B.
buying generic drugs costs half as much as name-brand drugs
C.
generic drugs cost half as much as name-brand drugs
D.
buying generic drugs cost half as much as buying name-brand drugs
E.
to buy generic drugs costs half as much as buying name-brand drugs
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