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【简答题】
一只110V、8W的指示灯，现要接在380V的电源上，问要串接多大阻值的电阻，该电阻的功率应为多大？
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反馈参考答案：
举一反三
【单选题】_____ to do the work, I should do it some other day.
A.
If were I
B.
I were
C.
Were I
D.
Was I
【单选题】一新生儿出生后需要初步复苏，应遵循的顺序是
A.
擦干全身 保暖 清理呼吸道 刺激 摆好体位
B.
摆好体位 擦干全身 保暖 清理呼吸道 刺激
C.
清理呼吸道 摆好体位 保暖 擦干全身 刺激
D.
保暖 摆好体位 清理呼吸道 擦干全身 刺激
【单选题】I'm not tired. If I were tired, I ______ a rest. [ ]
A.
will
B.
would have
C.
would
D.
were going to
【单选题】______ to do the work, I should do it in a different way. A. If I was B. I were C. Was I D. Were I
A.
If I was
B.
I were
C.
Was I
D.
Were I
【单选题】If I _____ free, I _____ go swimming. [ ]
A.
was; will
B.
was; would
C.
were; would
D.
were; will
【单选题】— Where ____________ you last Sunday? — I ____________ in New York. [ ]
A.
was, was
B.
were, were
C.
were, was
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