A.is heated
当水被加热,它会变成气体.
When water ( ),it will be changed into vapour.
When water ( ),it will be changed into vapour.
A.is heated B.heating C.has heated D.heats
选择一个正确答案
A.is heated B.heating C.has heated D.heats
选择一个正确答案
英语人气:262 ℃时间:2020-01-28 08:30:00
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