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【多选题】
零件图的主视图选择依据主要是 :A.
工作位置
B.
图线简单
C.
能表达主要形状特征
D.
加工位置
拍照语音搜题，微信中搜索"皮皮学"使用
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参考解析：
知识点：
皮皮学刷刷变学霸
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【单选题】听力原文：W: Would you help me for a minute, please? M: Of course. What do you want me to do? W: Could you hold these packages while I look for the key to the door? M: I'd be glad to. What's in these packa...
A.
The woman.
B.
Neither of them.
C.
Both of them.
D.
The man.
【单选题】---I’m too busy, could you do _______ to help me? --- Of course. I can do _______ for you if you want me to.
A.
anything, something
B.
something, anything
C.
anything, anything
D.
something, something
【单选题】听力原文：Do you want me to take you to the train station, Daniel? (A) To Shanghai, at 5 a.m. (B) Thanks! That would be great! (C) Because I don't know the way to the station. (31)
A.
B.
【单选题】国家机关可作为保证人的一种特殊情况是( )。
A.
上级部门批准后，为外企保证
B.
上级部门批准后，为涉外企业保证
C.
国务院批准后，为使用外国政府或国际经济组织贷款进行转贷保证
D.
发改委批准后，为涉外企业保证
【简答题】国家机关可作为保证人的一种特殊情况是（ ）。
【单选题】听力原文：W: Would you help me for a minute, please? M: Of course. What do you want me to do? W: Could you hold these packages while I look for the key to the door? M: I'd be glad to. What's in these packa...
A.
The woman.
B.
Neither of them.
C.
Both of them.
D.
The man.
【单选题】国家机关可作为保证人的一种特殊情况是（）。
A.
上级部门批准后，为外企保证
B.
上级部门批准后，为涉外企业保证
C.
发改委批准后，为涉外企业保证
D.
国务院批准为使用外国政府或国际经济组织贷款进行转贷
【单选题】听力原文：M: Will there be enough money for me to go abroad? W: If you want to do this, you are going to need to get a scholarship or financial aid. I will continue working but until your father gets anoth...
A.
He was unemployed.
B.
He hurt his feet.
C.
He went bankrupt.
D.
He failed in the business.
【单选题】听力原文：W: Would you help me for a minute, please? M: Of course. What do you want me to do? W: Could you hold these packages while I look for the key to the door? M: I'd be glad to. What's in these packa...
A.
The woman.
B.
Neither of them.
C.
Both of them.
D.
The man.
【简答题】影响民航服务人员团体凝聚力的因素?
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