皮皮学，免费搜题
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搜题
【单选题】
DNC的基本功能是A.
刀具管理
B.
生产监控
C.
生产调度
D.
传送NC程序
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】When a country takes a multilateral approach to free trade, it
A.
removes trade restrictions on its own.
B.
reduces its trade restrictions while other countries do the same.
C.
does not remove trade restrictions no matter what other countries do.
D.
is willing to trade with multiple countries at once.
【单选题】The audience sits in a circle and the performance ________ in the centre.
A.
takes place
B.
is taken place
C.
holds
D.
is happened
【单选题】You should turn off your mobile phone when the plane ( ).
A.
takes in
B.
takes up
C.
takes off
【单选题】When trade takes place:
A.
both parties will probably be worse off.
B.
one party must gain at the other party's expense.
C.
both parties can be better off.
D.
one party will gain and the other party will be neither better nor worse off.
【单选题】When a country takes a unilateral approach to free trade, it
A.
removes trade restrictions on its own.
B.
reduces its trade restrictions while other countries do the same.
C.
does not remove trade restrictions no matter what other countries do.
D.
is willing to trade with multiple countries at once.
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