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【多选题】
下列关于命名正确的是A.
MG21代表光敏电阻
B.
CA代表钽电解电容
C.
2CZ52代表整流二极管
D.
3DG130代表硅三极管
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皮皮学刷刷变学霸
举一反三
【单选题】.Young________, he already knows what career he wants to follow.
A.
though is he
B.
though he is
C.
he is though
D.
is he though
【单选题】BCR识别抗原的特点是
A.
受MHCⅠ类分子的限制性
B.
受MHCⅡ类分子的限制性
C.
识别抗原的线性表位，不能识别构象性表位
D.
直接捕获外源性抗原
E.
只能识别抗原肽
【单选题】旅游主管部门在监督检查、接到举报、处理投诉或者接受移送、交办的案件,发现当事人的行为涉嫌违反旅游法律、法规、规章时,对符合下列条件的,应当在( )个工作日内立案
A.
3
B.
5
C.
7
D.
9
【简答题】A．He was cheerful and excited. B．He was tired. C．He seemed very sad. D．He seemed frightened by his strange surroundings.
【单选题】_____ he had never worked so hard in his life. [ ]
A.
It seemed to me that
B.
He seemed as if
C.
There seemed that
D.
He seemed like
【简答题】一个教师要想成为一名优秀的教师，首先要（），这是做好工作的前提。
【简答题】Though he seemed barely _____, I knew he was fully ______ of his sufferings.
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