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【单选题】
早期食管癌最好的诊断方法是A.
食管拉网细胞学检查
B.
颈淋巴结活检
C.
食管镜检查
D.
钡剂检查
E.
支气管镜检查
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反馈参考答案：
举一反三
【单选题】The professor said he would not postpone the exam even if the students could not get well prepared.
A.
call off
B.
call on
C.
put away
D.
put off
【单选题】The professor said that ______.
A.
the students can turn their reports on the Monday
B.
the reports on Monday could be received from the students by him
C.
the students could hand in their reports on Monday
D.
the students will on Monday the reports turn in
【单选题】Professor Johnson is said ______ some significant advance in his research in the past year.
A.
having made
B.
making
C.
to have made
D.
to make
【简答题】渐开线齿廓的形状与齿轮的（）半径大小有关。
【单选题】“Professor Wang is at work in ________ office” Miss Brown said in ________ low voice
A.
/; the
B.
the; a
C.
the; /
D.
an; the
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