2019年要巩固“()”成果，推进更多产能过剩行业加快出清，降低全社会各类营商成本，加大基础设施等领域补短板力度。
A. 精准扶贫
B. 房地产调控
C. 三去一降一补
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等离子弧是通过机械压缩、热压缩和磁压缩得到的一种高能电弧()
Colleen Saffrey would most probably agree that______.
A. people should learn to avoid regret
B. regret is no longer a negative emotion
C. though negative, regret is of value to people
D. regret can help people find the problems
The EUs attitude towards the awake system is one of_____.
A. cautious optimism
B. insufficient support
C. sheer confidence
D. great skepticism
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