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【单选题】
查找重庆维普中文科技期刊数据库,如选择作者字段,检索“矗”,精确检索和模糊检索得到的检索结果( )。A.
一样多
B.
不一定
C.
精确检索多
D.
模糊检索多
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
【单选题】Activities and standards that an organization must successfully perform or achieve to effectively carry out its mission are called:
A.
goals.
B.
strategies.
C.
tactics.
D.
responsibilities.
【单选题】carry out
A.
to take away
B.
to perform or complete
C.
to give or offer something
D.
to suggest an idea
【简答题】给出下面JS代码段的执行结果: var num=10; fun(); function fun(){ console.log(num); var num=20; }
【单选题】The present policy in China has ______ further co-operation with many other countries.
A.
elected
B.
entertained
C.
entered
D.
enabled
【简答题】A _________ is a machine which is programmed to move & perform certain tasks automatically. It is a mechanical device with a control system that makes it able to carry out tasks automatically.
【简答题】carry out/ perform a contract
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