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【单选题】
1978年以来,我们坚持对外开放的基本国策,从“引进来”到“走出去”,实现了经济全方位开放的转变。下列属于“走出去”的具体形式的选项是( )A.
引进外国先进技术
B.
对外承包工程
C.
出国留学
D.
国外旅游
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举一反三
【单选题】This is what _________ intends to investigate.
A.
Google
B.
googles
C.
Googles
D.
googled
【单选题】What is the Competition Commission going to investigate?
A.
Whether more airports should be built around London.
B.
Whether adequate investment is being made to improve airport facilities.
C.
Whether the British Airports Authority should sell off some of its assets.
D.
Whether the Spanish company could offer better service.
【简答题】( )是带式输送机中成本最高的构件,又是最易磨损的。
【多选题】下列资源属于可再生(可更新)资源的是哪些?(常识问题,请谨慎选择)
A.
天然气资源
B.
海洋资源
C.
土壤资源
D.
野生动物资源
E.
核燃料资源（属于矿产资源，产生核能）
F.
潮汐能资源
G.
森林资源、草原资源
【简答题】电路中某一部分被等效变换后,未被等效部分的【 】与【 】仍然保持不变。即电路的等效变换实质是【 】等效。
【单选题】What is the Competition Commission going to investigate?
A.
Whether adequate investment is being made to improve airport facilities.
B.
Whether the British Airports Authority should sell off some of its assets.
C.
Whether the Spanish company could offer better service.
D.
Whether more airports should be built around London.
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