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【简答题】
铰链四杆机构根据其两连架杆的运动形式不同,可分为( )、( )和( )三种基本形式。
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反馈参考答案：
举一反三
【单选题】______I went abroad for further study.
A.
At times
B.
At a time
C.
At one time
D.
At any time
【单选题】There ( ) many great changes in my hometown since I went abroad.
A.
were
B.
have been
C.
have
D.
are
【简答题】半导体中存在的两种携带电荷参与导电的“粒子”,称为________ 。
【单选题】一般梁斜截面承载力计算中，当V＞0.25βCfcbh0时，应采取的措施是（）
A.
增大箍筋直径和减小箍筋间距
B.
提高箍筋的抗拉强度设计值
C.
加配弯起钢筋
D.
增大截面尺寸或提高混凝土强度等级
【单选题】Business will still be _________ unless your price proves attractive in the future.
A.
easy
B.
easier
C.
difficult
D.
difficulty
【单选题】“In no condition you are a Chinese.” Dad told me before I went abroad.
A.
you should forget
B.
forget you
C.
shouldn’t you forget
D.
should you forget
【简答题】建筑构成三要素中,( )居主导地位。
【简答题】When you are starting a small business, you should write a business plan. Writing a business plan is the most important 1_______. This is how people will think about your business. When you 2_________...
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