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《Learning about Language》PPT课件优质课下载
The headmaster is giving a speech on the playground.
A speech ___________ by the headmaster on the playground.
is being given
The children
are playing
a game.
A game ____________ by the
children.
is being played
They are
performing a
programme.
A programme ________________
by them.
is being performed
①原句主语变为by短语
②宾语变为主语
③谓语由主动变为被动
主 动语态变被动语态
The headmaster is giving a speech on the playground.
A speech is being given by the headmaster
on the playground.
①
②
③