连词成句我最棒。

1. like, I, making, kites (.) 

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2. brother, playing, the, my, likes, violin (.)

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3. hobby, what, your, is (?)

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当采区电网的功率因数较低时，可采用静电（）进行无功功率进行无功功率补偿。

A.装置

B.电抗器

C.电容器

D.发生器