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【单选题】
35岁男性患者，因3天来右上后牙肿痛来就诊。查右上第一前磨牙龋深及髓，无探痛，3度松动，叩(+++)，龈红肿，扪痛。有波动感，右面颊部轻度水肿，体温摄氏38°，诊断最可能为A.
慢性根尖脓肿
B.
急性牙槽脓肿
C.
急性蜂窝
D.
急性化脓性牙髓炎
E.
急性颌骨骨髓炎
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举一反三
【单选题】If you took more than your share of the money, you should at once ______ by returning the extra.
A.
give up
B.
make amends
C.
feel ashamed
D.
get punished
【单选题】抗日战争胜利后,一些民主党派领导人坚持“中间路线”的实质是( )
A.
介于国民党和共产党之间的第三条道路
B.
以实行政权民主化和军队国家化为目标的路线
C.
仿效西方民主,走旧民主主义的老路
D.
反对暴力革命,主张政治改良
【单选题】Unless they are programmed by humans, computers are nothing more than big pieces of metal. But once _____ what to do, they show extraordinary power in carrying it out.
A.
taught
B.
teaches
C.
teaching
D.
to teach
【单选题】_________had he gone to sleep than the telephone rang once more.
A.
As soon as
B.
No sooner
C.
Hardly
D.
Scarcely
【简答题】若数据采集器的波特率为9600 bps,数据位为8,奇偶校验为无,停止位为1,若对数据采集器进行设置,键入命令为:
【简答题】创业过程的发端是
【单选题】It will be more than 100 years ____ the country begins once again to look as it did before.
A.
when
B.
since
C.
before
D.
that
【单选题】But it will be more than 100years _______ the country begins once again to look as it did before. [ ]
A.
since
B.
that
C.
when
D.
before
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