问题
填空题
用所给词的适当形式完成句子。
1. Where _____________ (be) the quilt?
2. Please help _____________ (she)!
3. _____________ (do) he like sour grapes?
4. I want to _____________ (drinks) some cold water.
5. Have some orange _____________ (juice).
答案
1. is 2. her 3. Does 4. drink 5. juice
，则相电压为（）V，线电压为（）V。
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