判断题

汽轮机按热力过程可分为凝汽式、背压式、调节抽气式、中间再热式四大类。

答案：正确

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答案：错误

单项选择题

She hoped Vincent would understand that her life had not been empty, because her love would _______. A.
follow up B.
live on C.
have gone forever D.
disappear gradually