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搜题
【单选题】
女性,常规婚前检查,妇女一生中历时最长的阶段是A.
新生儿期
B.
青春期
C.
性成熟期
D.
更年期
E.
老年期
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反馈参考答案：
举一反三
【单选题】He often sat in a small bar drinking considerably more than __.
A.
he was in good health
B.
his good health was
C.
was good for his health
D.
his health was good
【单选题】He often sat in a small bar drinking considerably more than _________.
A.
he was in good health
B.
his health was good
C.
his good health was
D.
was good for his health
【判断题】剪板机的基本结构:普通剪板机一般由机身、传动系统、刀架、压料机、前/后档料架、托料装置、刀片间隙调整装置、灯光对线装置、润滑装置、电气控制装置等部件组成。
A.
正确
B.
错误
【多选题】如图所示,为铸铁拉伸或压缩时的应力应变曲线,由图可知( )。
A.
铸铁的抗压强度比抗拉强度小；
B.
铸铁的抗压强度比抗拉强度大得多；
C.
压缩破坏时的变形较小，但比拉伸破坏时的变形要大得多；
D.
铸铁这类脆性材料宜于作受压构件；
【单选题】He often sat in small bar drinking considerable more than ________.
A.
he was in good health
B.
his health was good
C.
his good health was
D.
was good for his health
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