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【多选题】
外螺纹剖视图中,螺纹终止线只画( )和( )之间。A.
中径
B.
大径
C.
小径
D.
底径
拍照语音搜题，微信中搜索"皮皮学"使用
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皮皮学刷刷变学霸
举一反三
【简答题】听下面一段对话，完成第1至2题。 1. Who is supposed to attend the meeting? A. Sam. B. John. C. Tom. 2. When does the meeting start? A. At 3:30. B. At 3:15. C. At 3:00.
【简答题】结合所学知识,你认为企业可以从那些方面去规避采购风险?
【单选题】Peter was so excited _______ he received the invitation to the important meeting.
A.
that
B.
though
C.
when
D.
before
【单选题】听力原文： OK, everybody. Can we begin the meeting now? I'm Mike Johnson, the chairman of the Graduation Committee for this year. You've all been chosen as representatives to plan the graduation ceremony. ...
A.
To determine who will graduate this year.
B.
To discuss the seating arrangement.
C.
To begin planning the graduation ceremony.
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