皮皮学,免费搜题
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【单选题】
抗菌抗毒素的主要抗体是
A.
IgG
B.
IgE
C.
IgA
D.
IgM
E.
IgD
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【单选题】锯割软材料或厚材料时应选用 锯条。
A.
细齿
B.
粗齿
C.
软齿
D.
硬齿
【单选题】Can you give me______information.
A.
a little
B.
a few
【单选题】锯割软材料或厚材料选用 锯条。
A.
粗齿
B.
细齿
C.
硬齿
D.
软齿
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A.
She felt embarrassed in class.
B.
Her presentation received a poor grade.
C.
She had not completed her assignment.
D.
She was unable to attend her psychology class.
【简答题】Filling the blanks according to the listening you have heard. Good morning. Mr. Blake. Take a seat, please. Welcome to the ___20___ . Before we start, let me give you some idea of what I’d like to tal...
【判断题】锯割软材料或厚材料选用软齿锯条。
A.
正确
B.
错误
【单选题】锯割软材料或厚材料选用()锯条
A.
租齿
B.
细齿
C.
中齿
D.
D,细变中齿
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