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【判断题】
普通功率表只要按照cos φ =0.1 或0.2来刻度,就能测量低功率因数电路的功率。 ( )A.
正确
B.
错误
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举一反三
【简答题】给下列的问句选择正确答语。 ( ) 1. Did you have a good trip? ( ) 2. What time is it? ( ) 3. What's for supper today? ( ) 4. Good work! ( ) 5. Is that a sink or a bathtub? A. Thanks. B. I'm cooki...
【简答题】You can hardly imagine what su______ we endured during those trying days.
【简答题】Directions: You are allowed thirty minutes to write a composition on the topic: What is Success? You should base your composition on the following outline, and write coherently and neatly, in no less ...
【单选题】Once Mr. Green ( ) you in conversation, you're stuck with him for at least an
A.
submerges
B.
engages
C.
occupies
D.
launches
【简答题】根据要求完成句子。 1. I'm Su Yang.（改为电话用语） . 2. What's wrong with you?（改为同义句） with you? 3. Classes are over.（改为单数句子） over. 4. I can get some fruit for you.（改为否定句） I get fruit for you. 5. 你是李阳吗？（打电话时用语） Li Yang...
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