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DEFAULT

过去进行时 -
build

翻译: 修筑, 建, 建立, 建筑, 建设, 建造, 构成, 构筑, 筑, 营造, 造, 兴建

过去进行时

I was building



过去进行时 (Past Continuous)

I
was building 
you
were building 
he/she/it
was building 
we
were building 
you
were building 
they
were building 


不定式

build







不规则动词