影响运动技能学习的内部因素是（） A.反馈 B.运动能力 C.技能的指导与示范 D.

所有出口食品报检时需提《进出口食品标签审核证书》或《标签审核受理证明》。

在数轴上有一点P表示的数是3，而点Q与点P的距离是2个单位长度，则点Q所表示的数是[ ]

A．5      

B．1    

C．5或1    

D．-2

进出口许可证的签发机构是：

A．商务部配额许可证事务局

B．商务部驻各地特派员办事处

C．各省、自治区、直辖市、计划单列市商务主管部门

D．地方机电产品进出口管理机构

衡量模块独立性的两个重要度量标准是耦合性和内聚性。其中 【1】 用于度量模块间互相连接的紧密程度。

Man: How did Eddy do in the interview Woman: Very well. He left the room with only one question unanswered. Question: How well did Eddy do in the interview

A．He answered all the questions very well.

B．He left as soon as he heard the last question.

C．He left after he asked only one question.

D．He answered all the questions but one very well.