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【单选题】
Many experts think pigs are ______ to train than dogs or cats.
A.
easier
B.
much easy
C.
more easily
D.
too easy
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举一反三
【简答题】稳压电源的性能指标包括______________和_____________。
【简答题】The word “devastating“ in the last paragraph could be best replaced by
【简答题】The word “devastating” (Line 3, Paragraph 2) is closest in meaning to _____ [A] destructive [B] regretful [C] frustrating [D] terrible
【多选题】电源是主机的动力系统,它的稳定直接关系到主机是否能稳定工作,评价一个电源的好坏,应看其性能指标,电源的性能指标主要包括( )。
A.
额定功率
B.
转换效率
C.
纹波电压
D.
输出电压的稳定性
【单选题】产褥期促进乳汁分泌的方法,错误的是
A.
避免精神刺激
B.
生乳素可促进乳汁分泌
C.
吸吮是保证乳腺不断泌乳的关键
D.
产妇应保证充足的休息和睡眠
E.
产后2小时开始哺乳可有效刺激乳汁分泌
【单选题】word 'devastating' in the last paragraph could be best replaced by( )
A.
'frustrating'
B.
'damaging'
C.
'defeating'
D.
'worrying'
【简答题】A) devastate B) devastating C) devastated D) devastation
【单选题】The word 'devastating' in Paragraph 2 could be explained as ______.
A.
desperate
B.
misfortunate
C.
destructive
D.
catastrophic
【简答题】he word 'devastating' in the last paragraph could be best replaced by
【单选题】The word 'devastating' in the last paragraph could be best replaced by ______.
A.
frustrating
B.
damaging
C.
defeating
D.
worrying
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