皮皮学，免费搜题
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【单选题】
较长的机件(轴、杆、型材等)沿长度方向的形状( )时,可断开后缩短绘制。[单选题]A.
一致或按一定规律变化
B.
一致或无规律变化
C.
一致
D.
按一定规律变化
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【单选题】听力原文：W: You held a party last night. How many people were invited? M: We invited 75 people for my parents' 50th wedding anniversary, but only a third of them came last night. How many guests did they ...
A.
75 guests.
B.
50 guests.
C.
30 guests.
D.
25 guests.
【简答题】听力原文：How many boys does a typical house have in a public school? (9) B．15 C．40 D．60
【单选题】When Polly and Uncle Andrew came to Digory's side, what did they see?
A.
A lamp-post
B.
An anpple tree.
C.
A bird
【单选题】On June 11th, 2013, Shenzhou-10 carrying three astronauts into space from the space center in Jiuquan. All the Chinese people are proud of its successful launch.
A.
sent up
B.
are sent up
C.
was sent up
【简答题】How many typical people are there on Earth?
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